Home / 1,019,561.13-1,529,341.61-485,462.93

Finding the Fourth Proportional to 1,019,561.13, 1,529,341.61 and 485,462.93

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Solution

The fourth proportional to 1,019,561.13, 1,529,341.61 and 485,462.93 is: 728,194.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,561.13 : 1,529,341.61 = 485,462.93 : x
  2. Step 2: Convert to fraction form
    1,019,561.13/1,529,341.61 = 485,462.93/x
  3. Step 3: Cross multiply
    1,019,561.13x = 1,529,341.61 × 485,462.93
  4. Step 4: Simplify right side
    1,019,561.13x = 742,438,648,887.50
  5. Step 5: Solve for x
    x = 742,438,648,887.50/1,019,561.13
  6. Step 6: Final answer
    x = 728,194.34

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.