Home / 1,148,998.85-1,721,885.06-908,053.42

Finding the Fourth Proportional to 1,148,998.85, 1,721,885.06 and 908,053.42

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Solution

The fourth proportional to 1,148,998.85, 1,721,885.06 and 908,053.42 is: 1,360,805.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,998.85 : 1,721,885.06 = 908,053.42 : x
  2. Step 2: Convert to fraction form
    1,148,998.85/1,721,885.06 = 908,053.42/x
  3. Step 3: Cross multiply
    1,148,998.85x = 1,721,885.06 × 908,053.42
  4. Step 4: Simplify right side
    1,148,998.85x = 1,563,563,615,545.33
  5. Step 5: Solve for x
    x = 1,563,563,615,545.33/1,148,998.85
  6. Step 6: Final answer
    x = 1,360,805.20

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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.