Home / 4,851,256.40-7,281,031.80-2,159,723.60

Finding the Fourth Proportional to 4,851,256.40, 7,281,031.80 and 2,159,723.60

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Solution

The fourth proportional to 4,851,256.40, 7,281,031.80 and 2,159,723.60 is: 3,241,431.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,851,256.40 : 7,281,031.80 = 2,159,723.60 : x
  2. Step 2: Convert to fraction form
    4,851,256.40/7,281,031.80 = 2,159,723.60/x
  3. Step 3: Cross multiply
    4,851,256.40x = 7,281,031.80 × 2,159,723.60
  4. Step 4: Simplify right side
    4,851,256.40x = 15,725,016,210,810.48
  5. Step 5: Solve for x
    x = 15,725,016,210,810.48/4,851,256.40
  6. Step 6: Final answer
    x = 3,241,431.69

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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.