Home / 1,447,484.18-1,997,489.57-835,616.25

Finding the Fourth Proportional to 1,447,484.18, 1,997,489.57 and 835,616.25

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Solution

The fourth proportional to 1,447,484.18, 1,997,489.57 and 835,616.25 is: 1,153,128.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,484.18 : 1,997,489.57 = 835,616.25 : x
  2. Step 2: Convert to fraction form
    1,447,484.18/1,997,489.57 = 835,616.25/x
  3. Step 3: Cross multiply
    1,447,484.18x = 1,997,489.57 × 835,616.25
  4. Step 4: Simplify right side
    1,447,484.18x = 1,669,134,739,719.43
  5. Step 5: Solve for x
    x = 1,669,134,739,719.43/1,447,484.18
  6. Step 6: Final answer
    x = 1,153,128.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.