Home / 1,109,188.40-1,530,679.98-599,890.76

Finding the Fourth Proportional to 1,109,188.40, 1,530,679.98 and 599,890.76

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Solution

The fourth proportional to 1,109,188.40, 1,530,679.98 and 599,890.76 is: 827,849.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,188.40 : 1,530,679.98 = 599,890.76 : x
  2. Step 2: Convert to fraction form
    1,109,188.40/1,530,679.98 = 599,890.76/x
  3. Step 3: Cross multiply
    1,109,188.40x = 1,530,679.98 × 599,890.76
  4. Step 4: Simplify right side
    1,109,188.40x = 918,240,776,518.99
  5. Step 5: Solve for x
    x = 918,240,776,518.99/1,109,188.40
  6. Step 6: Final answer
    x = 827,849.24

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Double scale
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1.5x scale

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.