Home / 1,209,934.80-1,813,444.20-703,522.80

Finding the Fourth Proportional to 1,209,934.80, 1,813,444.20 and 703,522.80

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Solution

The fourth proportional to 1,209,934.80, 1,813,444.20 and 703,522.80 is: 1,054,436.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,934.80 : 1,813,444.20 = 703,522.80 : x
  2. Step 2: Convert to fraction form
    1,209,934.80/1,813,444.20 = 703,522.80/x
  3. Step 3: Cross multiply
    1,209,934.80x = 1,813,444.20 × 703,522.80
  4. Step 4: Simplify right side
    1,209,934.80x = 1,275,799,341,227.76
  5. Step 5: Solve for x
    x = 1,275,799,341,227.76/1,209,934.80
  6. Step 6: Final answer
    x = 1,054,436.44

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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.