Home / 2,377,064.52-3,280,324.90-1,289,312.74

Finding the Fourth Proportional to 2,377,064.52, 3,280,324.90 and 1,289,312.74

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Solution

The fourth proportional to 2,377,064.52, 3,280,324.90 and 1,289,312.74 is: 1,779,238.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,377,064.52 : 3,280,324.90 = 1,289,312.74 : x
  2. Step 2: Convert to fraction form
    2,377,064.52/3,280,324.90 = 1,289,312.74/x
  3. Step 3: Cross multiply
    2,377,064.52x = 3,280,324.90 × 1,289,312.74
  4. Step 4: Simplify right side
    2,377,064.52x = 4,229,364,684,909.23
  5. Step 5: Solve for x
    x = 4,229,364,684,909.23/2,377,064.52
  6. Step 6: Final answer
    x = 1,779,238.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.