Home / 2,658,000.40-3,990,937.20-2,059,637.20

Finding the Fourth Proportional to 2,658,000.40, 3,990,937.20 and 2,059,637.20

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Solution

The fourth proportional to 2,658,000.40, 3,990,937.20 and 2,059,637.20 is: 3,092,506.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,658,000.40 : 3,990,937.20 = 2,059,637.20 : x
  2. Step 2: Convert to fraction form
    2,658,000.40/3,990,937.20 = 2,059,637.20/x
  3. Step 3: Cross multiply
    2,658,000.40x = 3,990,937.20 × 2,059,637.20
  4. Step 4: Simplify right side
    2,658,000.40x = 8,219,882,719,983.84
  5. Step 5: Solve for x
    x = 8,219,882,719,983.84/2,658,000.40
  6. Step 6: Final answer
    x = 3,092,506.20

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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.