Home / 1,547,719.68-2,319,479.64-873,467.52

Finding the Fourth Proportional to 1,547,719.68, 2,319,479.64 and 873,467.52

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Solution

The fourth proportional to 1,547,719.68, 2,319,479.64 and 873,467.52 is: 1,309,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,719.68 : 2,319,479.64 = 873,467.52 : x
  2. Step 2: Convert to fraction form
    1,547,719.68/2,319,479.64 = 873,467.52/x
  3. Step 3: Cross multiply
    1,547,719.68x = 2,319,479.64 × 873,467.52
  4. Step 4: Simplify right side
    1,547,719.68x = 2,025,990,128,841.29
  5. Step 5: Solve for x
    x = 2,025,990,128,841.29/1,547,719.68
  6. Step 6: Final answer
    x = 1,309,016.20

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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.