Home / 1,346,124.30-2,019,186.45-814,683.30

Finding the Fourth Proportional to 1,346,124.30, 2,019,186.45 and 814,683.30

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Solution

The fourth proportional to 1,346,124.30, 2,019,186.45 and 814,683.30 is: 1,222,024.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,124.30 : 2,019,186.45 = 814,683.30 : x
  2. Step 2: Convert to fraction form
    1,346,124.30/2,019,186.45 = 814,683.30/x
  3. Step 3: Cross multiply
    1,346,124.30x = 2,019,186.45 × 814,683.30
  4. Step 4: Simplify right side
    1,346,124.30x = 1,644,997,480,401.29
  5. Step 5: Solve for x
    x = 1,644,997,480,401.29/1,346,124.30
  6. Step 6: Final answer
    x = 1,222,024.95

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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.