Home / 1,281,023.10-1,921,547.41-522,662.02

Finding the Fourth Proportional to 1,281,023.10, 1,921,547.41 and 522,662.02

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Solution

The fourth proportional to 1,281,023.10, 1,921,547.41 and 522,662.02 is: 783,998.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,023.10 : 1,921,547.41 = 522,662.02 : x
  2. Step 2: Convert to fraction form
    1,281,023.10/1,921,547.41 = 522,662.02/x
  3. Step 3: Cross multiply
    1,281,023.10x = 1,921,547.41 × 522,662.02
  4. Step 4: Simplify right side
    1,281,023.10x = 1,004,319,844,725.84
  5. Step 5: Solve for x
    x = 1,004,319,844,725.84/1,281,023.10
  6. Step 6: Final answer
    x = 783,998.23

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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.