Home / 1,472,187.60-2,208,281.40-474,915.60

Finding the Fourth Proportional to 1,472,187.60, 2,208,281.40 and 474,915.60

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Solution

The fourth proportional to 1,472,187.60, 2,208,281.40 and 474,915.60 is: 712,373.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,187.60 : 2,208,281.40 = 474,915.60 : x
  2. Step 2: Convert to fraction form
    1,472,187.60/2,208,281.40 = 474,915.60/x
  3. Step 3: Cross multiply
    1,472,187.60x = 2,208,281.40 × 474,915.60
  4. Step 4: Simplify right side
    1,472,187.60x = 1,048,747,286,049.84
  5. Step 5: Solve for x
    x = 1,048,747,286,049.84/1,472,187.60
  6. Step 6: Final answer
    x = 712,373.40

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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.