Home / 1,566,894.80-2,350,342.20-768,688.40

Finding the Fourth Proportional to 1,566,894.80, 2,350,342.20 and 768,688.40

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Solution

The fourth proportional to 1,566,894.80, 2,350,342.20 and 768,688.40 is: 1,153,032.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,894.80 : 2,350,342.20 = 768,688.40 : x
  2. Step 2: Convert to fraction form
    1,566,894.80/2,350,342.20 = 768,688.40/x
  3. Step 3: Cross multiply
    1,566,894.80x = 2,350,342.20 × 768,688.40
  4. Step 4: Simplify right side
    1,566,894.80x = 1,806,680,785,170.48
  5. Step 5: Solve for x
    x = 1,806,680,785,170.48/1,566,894.80
  6. Step 6: Final answer
    x = 1,153,032.60

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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.