Home / 1,039,578.41-1,559,366.74-391,275.74

Finding the Fourth Proportional to 1,039,578.41, 1,559,366.74 and 391,275.74

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Solution

The fourth proportional to 1,039,578.41, 1,559,366.74 and 391,275.74 is: 586,913.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,578.41 : 1,559,366.74 = 391,275.74 : x
  2. Step 2: Convert to fraction form
    1,039,578.41/1,559,366.74 = 391,275.74/x
  3. Step 3: Cross multiply
    1,039,578.41x = 1,559,366.74 × 391,275.74
  4. Step 4: Simplify right side
    1,039,578.41x = 610,142,378,045.12
  5. Step 5: Solve for x
    x = 610,142,378,045.12/1,039,578.41
  6. Step 6: Final answer
    x = 586,913.28

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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.