Home / 1,081,791.04-1,622,271.36-371,686.72

Finding the Fourth Proportional to 1,081,791.04, 1,622,271.36 and 371,686.72

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Solution

The fourth proportional to 1,081,791.04, 1,622,271.36 and 371,686.72 is: 557,387.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,791.04 : 1,622,271.36 = 371,686.72 : x
  2. Step 2: Convert to fraction form
    1,081,791.04/1,622,271.36 = 371,686.72/x
  3. Step 3: Cross multiply
    1,081,791.04x = 1,622,271.36 × 371,686.72
  4. Step 4: Simplify right side
    1,081,791.04x = 602,976,720,748.34
  5. Step 5: Solve for x
    x = 602,976,720,748.34/1,081,791.04
  6. Step 6: Final answer
    x = 557,387.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.