Home / 1,090,331.38-1,504,657.20-606,886.12

Finding the Fourth Proportional to 1,090,331.38, 1,504,657.20 and 606,886.12

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Solution

The fourth proportional to 1,090,331.38, 1,504,657.20 and 606,886.12 is: 837,502.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,331.38 : 1,504,657.20 = 606,886.12 : x
  2. Step 2: Convert to fraction form
    1,090,331.38/1,504,657.20 = 606,886.12/x
  3. Step 3: Cross multiply
    1,090,331.38x = 1,504,657.20 × 606,886.12
  4. Step 4: Simplify right side
    1,090,331.38x = 913,155,570,038.06
  5. Step 5: Solve for x
    x = 913,155,570,038.06/1,090,331.38
  6. Step 6: Final answer
    x = 837,502.79

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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.