Home / 1,141,552.95-1,575,354.65-688,756.47

Finding the Fourth Proportional to 1,141,552.95, 1,575,354.65 and 688,756.47

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Solution

The fourth proportional to 1,141,552.95, 1,575,354.65 and 688,756.47 is: 950,490.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,552.95 : 1,575,354.65 = 688,756.47 : x
  2. Step 2: Convert to fraction form
    1,141,552.95/1,575,354.65 = 688,756.47/x
  3. Step 3: Cross multiply
    1,141,552.95x = 1,575,354.65 × 688,756.47
  4. Step 4: Simplify right side
    1,141,552.95x = 1,085,035,707,732.09
  5. Step 5: Solve for x
    x = 1,085,035,707,732.09/1,141,552.95
  6. Step 6: Final answer
    x = 950,490.91

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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.