Home / 2,908,569.60-4,363,073.10-778,606.56

Finding the Fourth Proportional to 2,908,569.60, 4,363,073.10 and 778,606.56

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Solution

The fourth proportional to 2,908,569.60, 4,363,073.10 and 778,606.56 is: 1,167,968.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908,569.60 : 4,363,073.10 = 778,606.56 : x
  2. Step 2: Convert to fraction form
    2,908,569.60/4,363,073.10 = 778,606.56/x
  3. Step 3: Cross multiply
    2,908,569.60x = 4,363,073.10 × 778,606.56
  4. Step 4: Simplify right side
    2,908,569.60x = 3,397,117,337,419.54
  5. Step 5: Solve for x
    x = 3,397,117,337,419.54/2,908,569.60
  6. Step 6: Final answer
    x = 1,167,968.38

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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.