Home / 1,545,707.56-2,132,640.34-1,001,866.28

Finding the Fourth Proportional to 1,545,707.56, 2,132,640.34 and 1,001,866.28

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Solution

The fourth proportional to 1,545,707.56, 2,132,640.34 and 1,001,866.28 is: 1,382,292.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,707.56 : 2,132,640.34 = 1,001,866.28 : x
  2. Step 2: Convert to fraction form
    1,545,707.56/2,132,640.34 = 1,001,866.28/x
  3. Step 3: Cross multiply
    1,545,707.56x = 2,132,640.34 × 1,001,866.28
  4. Step 4: Simplify right side
    1,545,707.56x = 2,136,620,444,013.74
  5. Step 5: Solve for x
    x = 2,136,620,444,013.74/1,545,707.56
  6. Step 6: Final answer
    x = 1,382,292.81

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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.