Home / 1,918,646.98-2,877,469.28-570,446.52

Finding the Fourth Proportional to 1,918,646.98, 2,877,469.28 and 570,446.52

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Solution

The fourth proportional to 1,918,646.98, 2,877,469.28 and 570,446.52 is: 855,520.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,646.98 : 2,877,469.28 = 570,446.52 : x
  2. Step 2: Convert to fraction form
    1,918,646.98/2,877,469.28 = 570,446.52/x
  3. Step 3: Cross multiply
    1,918,646.98x = 2,877,469.28 × 570,446.52
  4. Step 4: Simplify right side
    1,918,646.98x = 1,641,442,337,182.91
  5. Step 5: Solve for x
    x = 1,641,442,337,182.91/1,918,646.98
  6. Step 6: Final answer
    x = 855,520.77

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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.