Home / 3,005,000.10-4,507,508.25-875,136.42

Finding the Fourth Proportional to 3,005,000.10, 4,507,508.25 and 875,136.42

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Solution

The fourth proportional to 3,005,000.10, 4,507,508.25 and 875,136.42 is: 1,312,706.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005,000.10 : 4,507,508.25 = 875,136.42 : x
  2. Step 2: Convert to fraction form
    3,005,000.10/4,507,508.25 = 875,136.42/x
  3. Step 3: Cross multiply
    3,005,000.10x = 4,507,508.25 × 875,136.42
  4. Step 4: Simplify right side
    3,005,000.10x = 3,944,684,633,025.47
  5. Step 5: Solve for x
    x = 3,944,684,633,025.47/3,005,000.10
  6. Step 6: Final answer
    x = 1,312,706.99

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1.5x scale

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.