Home / 1,930,247.60-2,893,403.10-1,131,117.80

Finding the Fourth Proportional to 1,930,247.60, 2,893,403.10 and 1,131,117.80

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Solution

The fourth proportional to 1,930,247.60, 2,893,403.10 and 1,131,117.80 is: 1,695,523.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,247.60 : 2,893,403.10 = 1,131,117.80 : x
  2. Step 2: Convert to fraction form
    1,930,247.60/2,893,403.10 = 1,131,117.80/x
  3. Step 3: Cross multiply
    1,930,247.60x = 2,893,403.10 × 1,131,117.80
  4. Step 4: Simplify right side
    1,930,247.60x = 3,272,779,748,985.18
  5. Step 5: Solve for x
    x = 3,272,779,748,985.18/1,930,247.60
  6. Step 6: Final answer
    x = 1,695,523.28

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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.