Home / 1,217,495.60-1,826,502.60-376,132.40

Finding the Fourth Proportional to 1,217,495.60, 1,826,502.60 and 376,132.40

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Solution

The fourth proportional to 1,217,495.60, 1,826,502.60 and 376,132.40 is: 564,278.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,495.60 : 1,826,502.60 = 376,132.40 : x
  2. Step 2: Convert to fraction form
    1,217,495.60/1,826,502.60 = 376,132.40/x
  3. Step 3: Cross multiply
    1,217,495.60x = 1,826,502.60 × 376,132.40
  4. Step 4: Simplify right side
    1,217,495.60x = 687,006,806,544.24
  5. Step 5: Solve for x
    x = 687,006,806,544.24/1,217,495.60
  6. Step 6: Final answer
    x = 564,278.68

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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.