Home / 1,358,493.80-1,874,740.85-746,703.12

Finding the Fourth Proportional to 1,358,493.80, 1,874,740.85 and 746,703.12

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Solution

The fourth proportional to 1,358,493.80, 1,874,740.85 and 746,703.12 is: 1,030,460.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,493.80 : 1,874,740.85 = 746,703.12 : x
  2. Step 2: Convert to fraction form
    1,358,493.80/1,874,740.85 = 746,703.12/x
  3. Step 3: Cross multiply
    1,358,493.80x = 1,874,740.85 × 746,703.12
  4. Step 4: Simplify right side
    1,358,493.80x = 1,399,874,838,152.94
  5. Step 5: Solve for x
    x = 1,399,874,838,152.94/1,358,493.80
  6. Step 6: Final answer
    x = 1,030,460.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.