Home / 1,012,623.30-1,518,934.95-996,876.90

Finding the Fourth Proportional to 1,012,623.30, 1,518,934.95 and 996,876.90

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Solution

The fourth proportional to 1,012,623.30, 1,518,934.95 and 996,876.90 is: 1,495,315.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,623.30 : 1,518,934.95 = 996,876.90 : x
  2. Step 2: Convert to fraction form
    1,012,623.30/1,518,934.95 = 996,876.90/x
  3. Step 3: Cross multiply
    1,012,623.30x = 1,518,934.95 × 996,876.90
  4. Step 4: Simplify right side
    1,012,623.30x = 1,514,191,164,257.66
  5. Step 5: Solve for x
    x = 1,514,191,164,257.66/1,012,623.30
  6. Step 6: Final answer
    x = 1,495,315.35

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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.