Home / 1,532,345.25-2,114,636.34-888,139.12

Finding the Fourth Proportional to 1,532,345.25, 2,114,636.34 and 888,139.12

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Solution

The fourth proportional to 1,532,345.25, 2,114,636.34 and 888,139.12 is: 1,225,631.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,345.25 : 2,114,636.34 = 888,139.12 : x
  2. Step 2: Convert to fraction form
    1,532,345.25/2,114,636.34 = 888,139.12/x
  3. Step 3: Cross multiply
    1,532,345.25x = 2,114,636.34 × 888,139.12
  4. Step 4: Simplify right side
    1,532,345.25x = 1,878,091,258,127.62
  5. Step 5: Solve for x
    x = 1,878,091,258,127.62/1,532,345.25
  6. Step 6: Final answer
    x = 1,225,631.92

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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.