Home / 1,018,781.92-1,528,084.86-344,848.78

Finding the Fourth Proportional to 1,018,781.92, 1,528,084.86 and 344,848.78

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Solution

The fourth proportional to 1,018,781.92, 1,528,084.86 and 344,848.78 is: 517,243.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,781.92 : 1,528,084.86 = 344,848.78 : x
  2. Step 2: Convert to fraction form
    1,018,781.92/1,528,084.86 = 344,848.78/x
  3. Step 3: Cross multiply
    1,018,781.92x = 1,528,084.86 × 344,848.78
  4. Step 4: Simplify right side
    1,018,781.92x = 526,958,199,707.47
  5. Step 5: Solve for x
    x = 526,958,199,707.47/1,018,781.92
  6. Step 6: Final answer
    x = 517,243.38

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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.