Home / 2,152,343.16-3,228,970.16-712,945.13

Finding the Fourth Proportional to 2,152,343.16, 3,228,970.16 and 712,945.13

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Solution

The fourth proportional to 2,152,343.16, 3,228,970.16 and 712,945.13 is: 1,069,568.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152,343.16 : 3,228,970.16 = 712,945.13 : x
  2. Step 2: Convert to fraction form
    2,152,343.16/3,228,970.16 = 712,945.13/x
  3. Step 3: Cross multiply
    2,152,343.16x = 3,228,970.16 × 712,945.13
  4. Step 4: Simplify right side
    2,152,343.16x = 2,302,078,536,124.83
  5. Step 5: Solve for x
    x = 2,302,078,536,124.83/2,152,343.16
  6. Step 6: Final answer
    x = 1,069,568.54

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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.