Home / 1,472,423.90-2,208,685.24-407,376.76

Finding the Fourth Proportional to 1,472,423.90, 2,208,685.24 and 407,376.76

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Solution

The fourth proportional to 1,472,423.90, 2,208,685.24 and 407,376.76 is: 611,078.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,423.90 : 2,208,685.24 = 407,376.76 : x
  2. Step 2: Convert to fraction form
    1,472,423.90/2,208,685.24 = 407,376.76/x
  3. Step 3: Cross multiply
    1,472,423.90x = 2,208,685.24 × 407,376.76
  4. Step 4: Simplify right side
    1,472,423.90x = 899,767,036,931.02
  5. Step 5: Solve for x
    x = 899,767,036,931.02/1,472,423.90
  6. Step 6: Final answer
    x = 611,078.80

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1.5x scale

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.