Home / 2,123,130.35-2,929,899.49-1,156,276.79

Finding the Fourth Proportional to 2,123,130.35, 2,929,899.49 and 1,156,276.79

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Solution

The fourth proportional to 2,123,130.35, 2,929,899.49 and 1,156,276.79 is: 1,595,650.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,123,130.35 : 2,929,899.49 = 1,156,276.79 : x
  2. Step 2: Convert to fraction form
    2,123,130.35/2,929,899.49 = 1,156,276.79/x
  3. Step 3: Cross multiply
    2,123,130.35x = 2,929,899.49 × 1,156,276.79
  4. Step 4: Simplify right side
    2,123,130.35x = 3,387,774,759,779.65
  5. Step 5: Solve for x
    x = 3,387,774,759,779.65/2,123,130.35
  6. Step 6: Final answer
    x = 1,595,650.86

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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.