Home / 1,779,541.60-2,669,053.20-517,237.60

Finding the Fourth Proportional to 1,779,541.60, 2,669,053.20 and 517,237.60

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Solution

The fourth proportional to 1,779,541.60, 2,669,053.20 and 517,237.60 is: 775,781.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,541.60 : 2,669,053.20 = 517,237.60 : x
  2. Step 2: Convert to fraction form
    1,779,541.60/2,669,053.20 = 517,237.60/x
  3. Step 3: Cross multiply
    1,779,541.60x = 2,669,053.20 × 517,237.60
  4. Step 4: Simplify right side
    1,779,541.60x = 1,380,534,671,440.32
  5. Step 5: Solve for x
    x = 1,380,534,671,440.32/1,779,541.60
  6. Step 6: Final answer
    x = 775,781.06

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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.