Home / 2,828,831.76-3,903,870.72-1,539,755.76

Finding the Fourth Proportional to 2,828,831.76, 3,903,870.72 and 1,539,755.76

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Solution

The fourth proportional to 2,828,831.76, 3,903,870.72 and 1,539,755.76 is: 2,124,908.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828,831.76 : 3,903,870.72 = 1,539,755.76 : x
  2. Step 2: Convert to fraction form
    2,828,831.76/3,903,870.72 = 1,539,755.76/x
  3. Step 3: Cross multiply
    2,828,831.76x = 3,903,870.72 × 1,539,755.76
  4. Step 4: Simplify right side
    2,828,831.76x = 6,011,007,427,415.35
  5. Step 5: Solve for x
    x = 6,011,007,427,415.35/2,828,831.76
  6. Step 6: Final answer
    x = 2,124,908.07

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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.