Home / 1,084,942-1,627,521.18-402,011.92

Finding the Fourth Proportional to 1,084,942, 1,627,521.18 and 402,011.92

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Solution

The fourth proportional to 1,084,942, 1,627,521.18 and 402,011.92 is: 603,057.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,942 : 1,627,521.18 = 402,011.92 : x
  2. Step 2: Convert to fraction form
    1,084,942/1,627,521.18 = 402,011.92/x
  3. Step 3: Cross multiply
    1,084,942x = 1,627,521.18 × 402,011.92
  4. Step 4: Simplify right side
    1,084,942x = 654,282,914,412.47
  5. Step 5: Solve for x
    x = 654,282,914,412.47/1,084,942
  6. Step 6: Final answer
    x = 603,057.96

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1.5x scale

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.