Home / 1,600,301.30-2,208,624.69-921,266.42

Finding the Fourth Proportional to 1,600,301.30, 2,208,624.69 and 921,266.42

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Solution

The fourth proportional to 1,600,301.30, 2,208,624.69 and 921,266.42 is: 1,271,467.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,301.30 : 2,208,624.69 = 921,266.42 : x
  2. Step 2: Convert to fraction form
    1,600,301.30/2,208,624.69 = 921,266.42/x
  3. Step 3: Cross multiply
    1,600,301.30x = 2,208,624.69 × 921,266.42
  4. Step 4: Simplify right side
    1,600,301.30x = 2,034,731,761,279.91
  5. Step 5: Solve for x
    x = 2,034,731,761,279.91/1,600,301.30
  6. Step 6: Final answer
    x = 1,271,467.92

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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.