Home / 1,192,217.86-1,649,592.98-1,039,574.35

Finding the Fourth Proportional to 1,192,217.86, 1,649,592.98 and 1,039,574.35

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Solution

The fourth proportional to 1,192,217.86, 1,649,592.98 and 1,039,574.35 is: 1,438,390.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,217.86 : 1,649,592.98 = 1,039,574.35 : x
  2. Step 2: Convert to fraction form
    1,192,217.86/1,649,592.98 = 1,039,574.35/x
  3. Step 3: Cross multiply
    1,192,217.86x = 1,649,592.98 × 1,039,574.35
  4. Step 4: Simplify right side
    1,192,217.86x = 1,714,874,544,750.19
  5. Step 5: Solve for x
    x = 1,714,874,544,750.19/1,192,217.86
  6. Step 6: Final answer
    x = 1,438,390.25

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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.