Home / 1,119,530.22-1,679,396.04-361,389.66

Finding the Fourth Proportional to 1,119,530.22, 1,679,396.04 and 361,389.66

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Solution

The fourth proportional to 1,119,530.22, 1,679,396.04 and 361,389.66 is: 542,117.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,530.22 : 1,679,396.04 = 361,389.66 : x
  2. Step 2: Convert to fraction form
    1,119,530.22/1,679,396.04 = 361,389.66/x
  3. Step 3: Cross multiply
    1,119,530.22x = 1,679,396.04 × 361,389.66
  4. Step 4: Simplify right side
    1,119,530.22x = 606,916,363,900.95
  5. Step 5: Solve for x
    x = 606,916,363,900.95/1,119,530.22
  6. Step 6: Final answer
    x = 542,117.00

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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.