Home / 3,615,045.40-5,421,012.90-1,817,234.20

Finding the Fourth Proportional to 3,615,045.40, 5,421,012.90 and 1,817,234.20

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Solution

The fourth proportional to 3,615,045.40, 5,421,012.90 and 1,817,234.20 is: 2,725,069.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,045.40 : 5,421,012.90 = 1,817,234.20 : x
  2. Step 2: Convert to fraction form
    3,615,045.40/5,421,012.90 = 1,817,234.20/x
  3. Step 3: Cross multiply
    3,615,045.40x = 5,421,012.90 × 1,817,234.20
  4. Step 4: Simplify right side
    3,615,045.40x = 9,851,250,040,521.18
  5. Step 5: Solve for x
    x = 9,851,250,040,521.18/3,615,045.40
  6. Step 6: Final answer
    x = 2,725,069.52

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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.