Home / 1,818,296.40-2,726,854.04-858,603.52

Finding the Fourth Proportional to 1,818,296.40, 2,726,854.04 and 858,603.52

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Solution

The fourth proportional to 1,818,296.40, 2,726,854.04 and 858,603.52 is: 1,287,626.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,296.40 : 2,726,854.04 = 858,603.52 : x
  2. Step 2: Convert to fraction form
    1,818,296.40/2,726,854.04 = 858,603.52/x
  3. Step 3: Cross multiply
    1,818,296.40x = 2,726,854.04 × 858,603.52
  4. Step 4: Simplify right side
    1,818,296.40x = 2,341,286,477,270.22
  5. Step 5: Solve for x
    x = 2,341,286,477,270.22/1,818,296.40
  6. Step 6: Final answer
    x = 1,287,626.42

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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.