Home / 1,326,624.48-1,990,708.14-558,065.85

Finding the Fourth Proportional to 1,326,624.48, 1,990,708.14 and 558,065.85

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Solution

The fourth proportional to 1,326,624.48, 1,990,708.14 and 558,065.85 is: 837,423.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,624.48 : 1,990,708.14 = 558,065.85 : x
  2. Step 2: Convert to fraction form
    1,326,624.48/1,990,708.14 = 558,065.85/x
  3. Step 3: Cross multiply
    1,326,624.48x = 1,990,708.14 × 558,065.85
  4. Step 4: Simplify right side
    1,326,624.48x = 1,110,946,231,646.18
  5. Step 5: Solve for x
    x = 1,110,946,231,646.18/1,326,624.48
  6. Step 6: Final answer
    x = 837,423.29

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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.