Home / 1,075,095.22-1,613,639.28-542,989.92

Finding the Fourth Proportional to 1,075,095.22, 1,613,639.28 and 542,989.92

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Solution

The fourth proportional to 1,075,095.22, 1,613,639.28 and 542,989.92 is: 814,988.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,095.22 : 1,613,639.28 = 542,989.92 : x
  2. Step 2: Convert to fraction form
    1,075,095.22/1,613,639.28 = 542,989.92/x
  3. Step 3: Cross multiply
    1,075,095.22x = 1,613,639.28 × 542,989.92
  4. Step 4: Simplify right side
    1,075,095.22x = 876,189,860,841.11
  5. Step 5: Solve for x
    x = 876,189,860,841.11/1,075,095.22
  6. Step 6: Final answer
    x = 814,988.15

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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.