Home / 1,316,152.40-1,974,229.20-474,704.15

Finding the Fourth Proportional to 1,316,152.40, 1,974,229.20 and 474,704.15

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Solution

The fourth proportional to 1,316,152.40, 1,974,229.20 and 474,704.15 is: 712,056.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,152.40 : 1,974,229.20 = 474,704.15 : x
  2. Step 2: Convert to fraction form
    1,316,152.40/1,974,229.20 = 474,704.15/x
  3. Step 3: Cross multiply
    1,316,152.40x = 1,974,229.20 × 474,704.15
  4. Step 4: Simplify right side
    1,316,152.40x = 937,174,784,420.03
  5. Step 5: Solve for x
    x = 937,174,784,420.03/1,316,152.40
  6. Step 6: Final answer
    x = 712,056.44

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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.