Home / 2,486,117.70-3,729,176.55-2,087,208.90

Finding the Fourth Proportional to 2,486,117.70, 3,729,176.55 and 2,087,208.90

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Solution

The fourth proportional to 2,486,117.70, 3,729,176.55 and 2,087,208.90 is: 3,130,813.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,117.70 : 3,729,176.55 = 2,087,208.90 : x
  2. Step 2: Convert to fraction form
    2,486,117.70/3,729,176.55 = 2,087,208.90/x
  3. Step 3: Cross multiply
    2,486,117.70x = 3,729,176.55 × 2,087,208.90
  4. Step 4: Simplify right side
    2,486,117.70x = 7,783,570,484,831.29
  5. Step 5: Solve for x
    x = 7,783,570,484,831.29/2,486,117.70
  6. Step 6: Final answer
    x = 3,130,813.35

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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.