Home / 1,600,621.40-2,400,932.10-854,125.40

Finding the Fourth Proportional to 1,600,621.40, 2,400,932.10 and 854,125.40

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Solution

The fourth proportional to 1,600,621.40, 2,400,932.10 and 854,125.40 is: 1,281,188.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,621.40 : 2,400,932.10 = 854,125.40 : x
  2. Step 2: Convert to fraction form
    1,600,621.40/2,400,932.10 = 854,125.40/x
  3. Step 3: Cross multiply
    1,600,621.40x = 2,400,932.10 × 854,125.40
  4. Step 4: Simplify right side
    1,600,621.40x = 2,050,697,090,285.34
  5. Step 5: Solve for x
    x = 2,050,697,090,285.34/1,600,621.40
  6. Step 6: Final answer
    x = 1,281,188.10

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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.