Home / 1,142,432.46-1,576,492.63-626,087.95

Finding the Fourth Proportional to 1,142,432.46, 1,576,492.63 and 626,087.95

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Solution

The fourth proportional to 1,142,432.46, 1,576,492.63 and 626,087.95 is: 863,966.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,432.46 : 1,576,492.63 = 626,087.95 : x
  2. Step 2: Convert to fraction form
    1,142,432.46/1,576,492.63 = 626,087.95/x
  3. Step 3: Cross multiply
    1,142,432.46x = 1,576,492.63 × 626,087.95
  4. Step 4: Simplify right side
    1,142,432.46x = 987,023,033,400.36
  5. Step 5: Solve for x
    x = 987,023,033,400.36/1,142,432.46
  6. Step 6: Final answer
    x = 863,966.20

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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.