Home / 912,675.80-1,366,389.30-886,431.80

Finding the Fourth Proportional to 912,675.80, 1,366,389.30 and 886,431.80

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Solution

The fourth proportional to 912,675.80, 1,366,389.30 and 886,431.80 is: 1,327,098.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,675.80 : 1,366,389.30 = 886,431.80 : x
  2. Step 2: Convert to fraction form
    912,675.80/1,366,389.30 = 886,431.80/x
  3. Step 3: Cross multiply
    912,675.80x = 1,366,389.30 × 886,431.80
  4. Step 4: Simplify right side
    912,675.80x = 1,211,210,926,699.74
  5. Step 5: Solve for x
    x = 1,211,210,926,699.74/912,675.80
  6. Step 6: Final answer
    x = 1,327,098.76

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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.