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Finding the Fourth Proportional to 1,370,625, 1,891,200.06 and 887,123.04

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Solution

The fourth proportional to 1,370,625, 1,891,200.06 and 887,123.04 is: 1,224,059.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,625 : 1,891,200.06 = 887,123.04 : x
  2. Step 2: Convert to fraction form
    1,370,625/1,891,200.06 = 887,123.04/x
  3. Step 3: Cross multiply
    1,370,625x = 1,891,200.06 × 887,123.04
  4. Step 4: Simplify right side
    1,370,625x = 1,677,727,146,475.38
  5. Step 5: Solve for x
    x = 1,677,727,146,475.38/1,370,625
  6. Step 6: Final answer
    x = 1,224,059.93

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1.5x scale

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.