Home / 1,890,624.46-2,609,060.16-1,031,182.06

Finding the Fourth Proportional to 1,890,624.46, 2,609,060.16 and 1,031,182.06

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Solution

The fourth proportional to 1,890,624.46, 2,609,060.16 and 1,031,182.06 is: 1,423,030.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,624.46 : 2,609,060.16 = 1,031,182.06 : x
  2. Step 2: Convert to fraction form
    1,890,624.46/2,609,060.16 = 1,031,182.06/x
  3. Step 3: Cross multiply
    1,890,624.46x = 2,609,060.16 × 1,031,182.06
  4. Step 4: Simplify right side
    1,890,624.46x = 2,690,416,030,452.73
  5. Step 5: Solve for x
    x = 2,690,416,030,452.73/1,890,624.46
  6. Step 6: Final answer
    x = 1,423,030.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.