Home / 1,256,943.62-1,885,432.99-358,385.71

Finding the Fourth Proportional to 1,256,943.62, 1,885,432.99 and 358,385.71

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Solution

The fourth proportional to 1,256,943.62, 1,885,432.99 and 358,385.71 is: 537,583.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,943.62 : 1,885,432.99 = 358,385.71 : x
  2. Step 2: Convert to fraction form
    1,256,943.62/1,885,432.99 = 358,385.71/x
  3. Step 3: Cross multiply
    1,256,943.62x = 1,885,432.99 × 358,385.71
  4. Step 4: Simplify right side
    1,256,943.62x = 675,712,235,169.03
  5. Step 5: Solve for x
    x = 675,712,235,169.03/1,256,943.62
  6. Step 6: Final answer
    x = 537,583.57

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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.