Home / 1,655,254.60-2,482,881.90-856,780.90

Finding the Fourth Proportional to 1,655,254.60, 2,482,881.90 and 856,780.90

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Solution

The fourth proportional to 1,655,254.60, 2,482,881.90 and 856,780.90 is: 1,285,171.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655,254.60 : 2,482,881.90 = 856,780.90 : x
  2. Step 2: Convert to fraction form
    1,655,254.60/2,482,881.90 = 856,780.90/x
  3. Step 3: Cross multiply
    1,655,254.60x = 2,482,881.90 × 856,780.90
  4. Step 4: Simplify right side
    1,655,254.60x = 2,127,285,788,875.71
  5. Step 5: Solve for x
    x = 2,127,285,788,875.71/1,655,254.60
  6. Step 6: Final answer
    x = 1,285,171.35

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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.