Home / 1,780,998.64-2,670,833.64-715,680.16

Finding the Fourth Proportional to 1,780,998.64, 2,670,833.64 and 715,680.16

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Solution

The fourth proportional to 1,780,998.64, 2,670,833.64 and 715,680.16 is: 1,073,253.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,998.64 : 2,670,833.64 = 715,680.16 : x
  2. Step 2: Convert to fraction form
    1,780,998.64/2,670,833.64 = 715,680.16/x
  3. Step 3: Cross multiply
    1,780,998.64x = 2,670,833.64 × 715,680.16
  4. Step 4: Simplify right side
    1,780,998.64x = 1,911,462,646,808.58
  5. Step 5: Solve for x
    x = 1,911,462,646,808.58/1,780,998.64
  6. Step 6: Final answer
    x = 1,073,253.29

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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.