Home / 1,655,124.60-2,482,686.90-856,650.90

Finding the Fourth Proportional to 1,655,124.60, 2,482,686.90 and 856,650.90

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Solution

The fourth proportional to 1,655,124.60, 2,482,686.90 and 856,650.90 is: 1,284,976.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655,124.60 : 2,482,686.90 = 856,650.90 : x
  2. Step 2: Convert to fraction form
    1,655,124.60/2,482,686.90 = 856,650.90/x
  3. Step 3: Cross multiply
    1,655,124.60x = 2,482,686.90 × 856,650.90
  4. Step 4: Simplify right side
    1,655,124.60x = 2,126,795,967,303.21
  5. Step 5: Solve for x
    x = 2,126,795,967,303.21/1,655,124.60
  6. Step 6: Final answer
    x = 1,284,976.35

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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.