Home / 1,648,938.84-2,275,530.60-913,940.04

Finding the Fourth Proportional to 1,648,938.84, 2,275,530.60 and 913,940.04

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Solution

The fourth proportional to 1,648,938.84, 2,275,530.60 and 913,940.04 is: 1,261,234.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,938.84 : 2,275,530.60 = 913,940.04 : x
  2. Step 2: Convert to fraction form
    1,648,938.84/2,275,530.60 = 913,940.04/x
  3. Step 3: Cross multiply
    1,648,938.84x = 2,275,530.60 × 913,940.04
  4. Step 4: Simplify right side
    1,648,938.84x = 2,079,698,527,585.22
  5. Step 5: Solve for x
    x = 2,079,698,527,585.22/1,648,938.84
  6. Step 6: Final answer
    x = 1,261,234.48

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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.