Home / 2,085,411.60-3,128,117.40-739,094.40

Finding the Fourth Proportional to 2,085,411.60, 3,128,117.40 and 739,094.40

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Solution

The fourth proportional to 2,085,411.60, 3,128,117.40 and 739,094.40 is: 1,108,641.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,411.60 : 3,128,117.40 = 739,094.40 : x
  2. Step 2: Convert to fraction form
    2,085,411.60/3,128,117.40 = 739,094.40/x
  3. Step 3: Cross multiply
    2,085,411.60x = 3,128,117.40 × 739,094.40
  4. Step 4: Simplify right side
    2,085,411.60x = 2,311,974,052,882.56
  5. Step 5: Solve for x
    x = 2,311,974,052,882.56/2,085,411.60
  6. Step 6: Final answer
    x = 1,108,641.60

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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.