Home / 1,001,187.80-1,500,032.09-833,785.10

Finding the Fourth Proportional to 1,001,187.80, 1,500,032.09 and 833,785.10

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Solution

The fourth proportional to 1,001,187.80, 1,500,032.09 and 833,785.10 is: 1,249,220.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,187.80 : 1,500,032.09 = 833,785.10 : x
  2. Step 2: Convert to fraction form
    1,001,187.80/1,500,032.09 = 833,785.10/x
  3. Step 3: Cross multiply
    1,001,187.80x = 1,500,032.09 × 833,785.10
  4. Step 4: Simplify right side
    1,001,187.80x = 1,250,704,406,163.86
  5. Step 5: Solve for x
    x = 1,250,704,406,163.86/1,001,187.80
  6. Step 6: Final answer
    x = 1,249,220.58

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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.