Home / 1,140,537.89-1,574,292.84-657,425.95

Finding the Fourth Proportional to 1,140,537.89, 1,574,292.84 and 657,425.95

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Solution

The fourth proportional to 1,140,537.89, 1,574,292.84 and 657,425.95 is: 907,449.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,537.89 : 1,574,292.84 = 657,425.95 : x
  2. Step 2: Convert to fraction form
    1,140,537.89/1,574,292.84 = 657,425.95/x
  3. Step 3: Cross multiply
    1,140,537.89x = 1,574,292.84 × 657,425.95
  4. Step 4: Simplify right side
    1,140,537.89x = 1,034,980,965,915.20
  5. Step 5: Solve for x
    x = 1,034,980,965,915.20/1,140,537.89
  6. Step 6: Final answer
    x = 907,449.88

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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.