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Finding the Fourth Proportional to 1,974,449.02, 2,961,673.52 and 478,541.02

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Solution

The fourth proportional to 1,974,449.02, 2,961,673.52 and 478,541.02 is: 717,811.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,449.02 : 2,961,673.52 = 478,541.02 : x
  2. Step 2: Convert to fraction form
    1,974,449.02/2,961,673.52 = 478,541.02/x
  3. Step 3: Cross multiply
    1,974,449.02x = 2,961,673.52 × 478,541.02
  4. Step 4: Simplify right side
    1,974,449.02x = 1,417,282,267,167.79
  5. Step 5: Solve for x
    x = 1,417,282,267,167.79/1,974,449.02
  6. Step 6: Final answer
    x = 717,811.53

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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.