Home / 1,561,065.41-2,341,753.74-423,845.87

Finding the Fourth Proportional to 1,561,065.41, 2,341,753.74 and 423,845.87

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Solution

The fourth proportional to 1,561,065.41, 2,341,753.74 and 423,845.87 is: 635,811.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,065.41 : 2,341,753.74 = 423,845.87 : x
  2. Step 2: Convert to fraction form
    1,561,065.41/2,341,753.74 = 423,845.87/x
  3. Step 3: Cross multiply
    1,561,065.41x = 2,341,753.74 × 423,845.87
  4. Step 4: Simplify right side
    1,561,065.41x = 992,542,639,547.29
  5. Step 5: Solve for x
    x = 992,542,639,547.29/1,561,065.41
  6. Step 6: Final answer
    x = 635,811.05

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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.