Home / 1,019,385.54-1,406,722.14-560,499.66

Finding the Fourth Proportional to 1,019,385.54, 1,406,722.14 and 560,499.66

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Solution

The fourth proportional to 1,019,385.54, 1,406,722.14 and 560,499.66 is: 773,473.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,385.54 : 1,406,722.14 = 560,499.66 : x
  2. Step 2: Convert to fraction form
    1,019,385.54/1,406,722.14 = 560,499.66/x
  3. Step 3: Cross multiply
    1,019,385.54x = 1,406,722.14 × 560,499.66
  4. Step 4: Simplify right side
    1,019,385.54x = 788,467,281,184.47
  5. Step 5: Solve for x
    x = 788,467,281,184.47/1,019,385.54
  6. Step 6: Final answer
    x = 773,473.09

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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.