Home / 1,677,543.60-2,314,994.22-913,609.92

Finding the Fourth Proportional to 1,677,543.60, 2,314,994.22 and 913,609.92

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Solution

The fourth proportional to 1,677,543.60, 2,314,994.22 and 913,609.92 is: 1,260,773.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,543.60 : 2,314,994.22 = 913,609.92 : x
  2. Step 2: Convert to fraction form
    1,677,543.60/2,314,994.22 = 913,609.92/x
  3. Step 3: Cross multiply
    1,677,543.60x = 2,314,994.22 × 913,609.92
  4. Step 4: Simplify right side
    1,677,543.60x = 2,115,001,684,134.66
  5. Step 5: Solve for x
    x = 2,115,001,684,134.66/1,677,543.60
  6. Step 6: Final answer
    x = 1,260,773.00

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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.