Home / 5,615,966.45-8,423,974.28-1,777,807.64

Finding the Fourth Proportional to 5,615,966.45, 8,423,974.28 and 1,777,807.64

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Solution

The fourth proportional to 5,615,966.45, 8,423,974.28 and 1,777,807.64 is: 2,666,719.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,615,966.45 : 8,423,974.28 = 1,777,807.64 : x
  2. Step 2: Convert to fraction form
    5,615,966.45/8,423,974.28 = 1,777,807.64/x
  3. Step 3: Cross multiply
    5,615,966.45x = 8,423,974.28 × 1,777,807.64
  4. Step 4: Simplify right side
    5,615,966.45x = 14,976,205,859,651.96
  5. Step 5: Solve for x
    x = 14,976,205,859,651.96/5,615,966.45
  6. Step 6: Final answer
    x = 2,666,719.25

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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.