Home / 3,913,744.48-5,871,170.54-1,218,342.16

Finding the Fourth Proportional to 3,913,744.48, 5,871,170.54 and 1,218,342.16

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Solution

The fourth proportional to 3,913,744.48, 5,871,170.54 and 1,218,342.16 is: 1,827,685.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913,744.48 : 5,871,170.54 = 1,218,342.16 : x
  2. Step 2: Convert to fraction form
    3,913,744.48/5,871,170.54 = 1,218,342.16/x
  3. Step 3: Cross multiply
    3,913,744.48x = 5,871,170.54 × 1,218,342.16
  4. Step 4: Simplify right side
    3,913,744.48x = 7,153,094,600,963.61
  5. Step 5: Solve for x
    x = 7,153,094,600,963.61/3,913,744.48
  6. Step 6: Final answer
    x = 1,827,685.64

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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.