Home / 3,438,368.60-4,744,854.80-1,910,436.44

Finding the Fourth Proportional to 3,438,368.60, 4,744,854.80 and 1,910,436.44

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Solution

The fourth proportional to 3,438,368.60, 4,744,854.80 and 1,910,436.44 is: 2,636,350.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,368.60 : 4,744,854.80 = 1,910,436.44 : x
  2. Step 2: Convert to fraction form
    3,438,368.60/4,744,854.80 = 1,910,436.44/x
  3. Step 3: Cross multiply
    3,438,368.60x = 4,744,854.80 × 1,910,436.44
  4. Step 4: Simplify right side
    3,438,368.60x = 9,064,743,512,428.91
  5. Step 5: Solve for x
    x = 9,064,743,512,428.91/3,438,368.60
  6. Step 6: Final answer
    x = 2,636,350.13

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1.5x scale

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.