Home / 3,541,479.40-5,301,223.02-1,918,216.72

Finding the Fourth Proportional to 3,541,479.40, 5,301,223.02 and 1,918,216.72

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Solution

The fourth proportional to 3,541,479.40, 5,301,223.02 and 1,918,216.72 is: 2,871,369.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541,479.40 : 5,301,223.02 = 1,918,216.72 : x
  2. Step 2: Convert to fraction form
    3,541,479.40/5,301,223.02 = 1,918,216.72/x
  3. Step 3: Cross multiply
    3,541,479.40x = 5,301,223.02 × 1,918,216.72
  4. Step 4: Simplify right side
    3,541,479.40x = 10,168,894,633,412.89
  5. Step 5: Solve for x
    x = 10,168,894,633,412.89/3,541,479.40
  6. Step 6: Final answer
    x = 2,871,369.13

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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.