Home / 3,298,515.40-4,947,773.10-1,971,411.40

Finding the Fourth Proportional to 3,298,515.40, 4,947,773.10 and 1,971,411.40

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Solution

The fourth proportional to 3,298,515.40, 4,947,773.10 and 1,971,411.40 is: 2,957,117.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298,515.40 : 4,947,773.10 = 1,971,411.40 : x
  2. Step 2: Convert to fraction form
    3,298,515.40/4,947,773.10 = 1,971,411.40/x
  3. Step 3: Cross multiply
    3,298,515.40x = 4,947,773.10 × 1,971,411.40
  4. Step 4: Simplify right side
    3,298,515.40x = 9,754,096,293,953.34
  5. Step 5: Solve for x
    x = 9,754,096,293,953.34/3,298,515.40
  6. Step 6: Final answer
    x = 2,957,117.10

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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.