Home / 1,488,920.57-2,233,095.92-578,103.02

Finding the Fourth Proportional to 1,488,920.57, 2,233,095.92 and 578,103.02

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Solution

The fourth proportional to 1,488,920.57, 2,233,095.92 and 578,103.02 is: 867,043.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,920.57 : 2,233,095.92 = 578,103.02 : x
  2. Step 2: Convert to fraction form
    1,488,920.57/2,233,095.92 = 578,103.02/x
  3. Step 3: Cross multiply
    1,488,920.57x = 2,233,095.92 × 578,103.02
  4. Step 4: Simplify right side
    1,488,920.57x = 1,290,959,492,411.16
  5. Step 5: Solve for x
    x = 1,290,959,492,411.16/1,488,920.57
  6. Step 6: Final answer
    x = 867,043.90

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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.