Home / 3,152,775.06-4,349,016.36-1,990,807.38

Finding the Fourth Proportional to 3,152,775.06, 4,349,016.36 and 1,990,807.38

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Solution

The fourth proportional to 3,152,775.06, 4,349,016.36 and 1,990,807.38 is: 2,746,169.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152,775.06 : 4,349,016.36 = 1,990,807.38 : x
  2. Step 2: Convert to fraction form
    3,152,775.06/4,349,016.36 = 1,990,807.38/x
  3. Step 3: Cross multiply
    3,152,775.06x = 4,349,016.36 × 1,990,807.38
  4. Step 4: Simplify right side
    3,152,775.06x = 8,658,053,865,228.74
  5. Step 5: Solve for x
    x = 8,658,053,865,228.74/3,152,775.06
  6. Step 6: Final answer
    x = 2,746,169.23

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1.5x scale

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.