Home / 1,678,867.08-2,316,769.20-914,904.24

Finding the Fourth Proportional to 1,678,867.08, 2,316,769.20 and 914,904.24

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Solution

The fourth proportional to 1,678,867.08, 2,316,769.20 and 914,904.24 is: 1,262,531.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,867.08 : 2,316,769.20 = 914,904.24 : x
  2. Step 2: Convert to fraction form
    1,678,867.08/2,316,769.20 = 914,904.24/x
  3. Step 3: Cross multiply
    1,678,867.08x = 2,316,769.20 × 914,904.24
  4. Step 4: Simplify right side
    1,678,867.08x = 2,119,621,964,181.41
  5. Step 5: Solve for x
    x = 2,119,621,964,181.41/1,678,867.08
  6. Step 6: Final answer
    x = 1,262,531.14

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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.