Home / 2,128,532.18-2,936,060.87-1,516,880.93

Finding the Fourth Proportional to 2,128,532.18, 2,936,060.87 and 1,516,880.93

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Solution

The fourth proportional to 2,128,532.18, 2,936,060.87 and 1,516,880.93 is: 2,092,359.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,128,532.18 : 2,936,060.87 = 1,516,880.93 : x
  2. Step 2: Convert to fraction form
    2,128,532.18/2,936,060.87 = 1,516,880.93/x
  3. Step 3: Cross multiply
    2,128,532.18x = 2,936,060.87 × 1,516,880.93
  4. Step 4: Simplify right side
    2,128,532.18x = 4,453,654,720,757.50
  5. Step 5: Solve for x
    x = 4,453,654,720,757.50/2,128,532.18
  6. Step 6: Final answer
    x = 2,092,359.60

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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.