Home / 1,235,337.89-1,853,326.28-723,435.32

Finding the Fourth Proportional to 1,235,337.89, 1,853,326.28 and 723,435.32

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Solution

The fourth proportional to 1,235,337.89, 1,853,326.28 and 723,435.32 is: 1,085,340.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,337.89 : 1,853,326.28 = 723,435.32 : x
  2. Step 2: Convert to fraction form
    1,235,337.89/1,853,326.28 = 723,435.32/x
  3. Step 3: Cross multiply
    1,235,337.89x = 1,853,326.28 × 723,435.32
  4. Step 4: Simplify right side
    1,235,337.89x = 1,340,761,696,878.11
  5. Step 5: Solve for x
    x = 1,340,761,696,878.11/1,235,337.89
  6. Step 6: Final answer
    x = 1,085,340.06

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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.