Home / 1,182,021.15-1,773,184.95-542,170.56

Finding the Fourth Proportional to 1,182,021.15, 1,773,184.95 and 542,170.56

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Solution

The fourth proportional to 1,182,021.15, 1,773,184.95 and 542,170.56 is: 813,326.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,021.15 : 1,773,184.95 = 542,170.56 : x
  2. Step 2: Convert to fraction form
    1,182,021.15/1,773,184.95 = 542,170.56/x
  3. Step 3: Cross multiply
    1,182,021.15x = 1,773,184.95 × 542,170.56
  4. Step 4: Simplify right side
    1,182,021.15x = 961,368,677,325.07
  5. Step 5: Solve for x
    x = 961,368,677,325.07/1,182,021.15
  6. Step 6: Final answer
    x = 813,326.12

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1.5x scale

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.