Home / 2,916,545.40-4,374,818.10-2,686,254.30

Finding the Fourth Proportional to 2,916,545.40, 4,374,818.10 and 2,686,254.30

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Solution

The fourth proportional to 2,916,545.40, 4,374,818.10 and 2,686,254.30 is: 4,029,381.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,545.40 : 4,374,818.10 = 2,686,254.30 : x
  2. Step 2: Convert to fraction form
    2,916,545.40/4,374,818.10 = 2,686,254.30/x
  3. Step 3: Cross multiply
    2,916,545.40x = 4,374,818.10 × 2,686,254.30
  4. Step 4: Simplify right side
    2,916,545.40x = 11,751,873,932,842.83
  5. Step 5: Solve for x
    x = 11,751,873,932,842.83/2,916,545.40
  6. Step 6: Final answer
    x = 4,029,381.45

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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.