Home / 2,442,133.80-3,369,904.56-1,354,386.42

Finding the Fourth Proportional to 2,442,133.80, 3,369,904.56 and 1,354,386.42

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Solution

The fourth proportional to 2,442,133.80, 3,369,904.56 and 1,354,386.42 is: 1,868,920.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442,133.80 : 3,369,904.56 = 1,354,386.42 : x
  2. Step 2: Convert to fraction form
    2,442,133.80/3,369,904.56 = 1,354,386.42/x
  3. Step 3: Cross multiply
    2,442,133.80x = 3,369,904.56 × 1,354,386.42
  4. Step 4: Simplify right side
    2,442,133.80x = 4,564,152,972,760.08
  5. Step 5: Solve for x
    x = 4,564,152,972,760.08/2,442,133.80
  6. Step 6: Final answer
    x = 1,868,920.11

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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.