Home / 1,875,665.20-2,587,474.22-1,230,995.92

Finding the Fourth Proportional to 1,875,665.20, 2,587,474.22 and 1,230,995.92

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Solution

The fourth proportional to 1,875,665.20, 2,587,474.22 and 1,230,995.92 is: 1,698,154.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,665.20 : 2,587,474.22 = 1,230,995.92 : x
  2. Step 2: Convert to fraction form
    1,875,665.20/2,587,474.22 = 1,230,995.92/x
  3. Step 3: Cross multiply
    1,875,665.20x = 2,587,474.22 × 1,230,995.92
  4. Step 4: Simplify right side
    1,875,665.20x = 3,185,170,207,925.18
  5. Step 5: Solve for x
    x = 3,185,170,207,925.18/1,875,665.20
  6. Step 6: Final answer
    x = 1,698,154.98

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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.