Home / 2,877,035.40-3,970,289.29-1,587,875.75

Finding the Fourth Proportional to 2,877,035.40, 3,970,289.29 and 1,587,875.75

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Solution

The fourth proportional to 2,877,035.40, 3,970,289.29 and 1,587,875.75 is: 2,191,257.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,035.40 : 3,970,289.29 = 1,587,875.75 : x
  2. Step 2: Convert to fraction form
    2,877,035.40/3,970,289.29 = 1,587,875.75/x
  3. Step 3: Cross multiply
    2,877,035.40x = 3,970,289.29 × 1,587,875.75
  4. Step 4: Simplify right side
    2,877,035.40x = 6,304,326,060,254.58
  5. Step 5: Solve for x
    x = 6,304,326,060,254.58/2,877,035.40
  6. Step 6: Final answer
    x = 2,191,257.73

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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.