Home / 5,284,571.79-7,292,746.40-2,870,123.79

Finding the Fourth Proportional to 5,284,571.79, 7,292,746.40 and 2,870,123.79

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Solution

The fourth proportional to 5,284,571.79, 7,292,746.40 and 2,870,123.79 is: 3,960,791.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284,571.79 : 7,292,746.40 = 2,870,123.79 : x
  2. Step 2: Convert to fraction form
    5,284,571.79/7,292,746.40 = 2,870,123.79/x
  3. Step 3: Cross multiply
    5,284,571.79x = 7,292,746.40 × 2,870,123.79
  4. Step 4: Simplify right side
    5,284,571.79x = 20,931,084,922,726.23
  5. Step 5: Solve for x
    x = 20,931,084,922,726.23/5,284,571.79
  6. Step 6: Final answer
    x = 3,960,791.10

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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.