Home / 4,125,376.80-5,692,931.78-2,289,728.07

Finding the Fourth Proportional to 4,125,376.80, 5,692,931.78 and 2,289,728.07

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Solution

The fourth proportional to 4,125,376.80, 5,692,931.78 and 2,289,728.07 is: 3,159,775.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125,376.80 : 5,692,931.78 = 2,289,728.07 : x
  2. Step 2: Convert to fraction form
    4,125,376.80/5,692,931.78 = 2,289,728.07/x
  3. Step 3: Cross multiply
    4,125,376.80x = 5,692,931.78 × 2,289,728.07
  4. Step 4: Simplify right side
    4,125,376.80x = 13,035,265,685,812.42
  5. Step 5: Solve for x
    x = 13,035,265,685,812.42/4,125,376.80
  6. Step 6: Final answer
    x = 3,159,775.78

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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.