Home / 3,478,128.04-5,220,403.31-2,506,502.26

Finding the Fourth Proportional to 3,478,128.04, 5,220,403.31 and 2,506,502.26

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Solution

The fourth proportional to 3,478,128.04, 5,220,403.31 and 2,506,502.26 is: 3,762,067.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,128.04 : 5,220,403.31 = 2,506,502.26 : x
  2. Step 2: Convert to fraction form
    3,478,128.04/5,220,403.31 = 2,506,502.26/x
  3. Step 3: Cross multiply
    3,478,128.04x = 5,220,403.31 × 2,506,502.26
  4. Step 4: Simplify right side
    3,478,128.04x = 13,084,952,694,626.48
  5. Step 5: Solve for x
    x = 13,084,952,694,626.48/3,478,128.04
  6. Step 6: Final answer
    x = 3,762,067.57

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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.