Home / 3,140,411.60-4,717,615.80-3,012,885.20

Finding the Fourth Proportional to 3,140,411.60, 4,717,615.80 and 3,012,885.20

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Solution

The fourth proportional to 3,140,411.60, 4,717,615.80 and 3,012,885.20 is: 4,526,042.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,411.60 : 4,717,615.80 = 3,012,885.20 : x
  2. Step 2: Convert to fraction form
    3,140,411.60/4,717,615.80 = 3,012,885.20/x
  3. Step 3: Cross multiply
    3,140,411.60x = 4,717,615.80 × 3,012,885.20
  4. Step 4: Simplify right side
    3,140,411.60x = 14,213,634,823,106.16
  5. Step 5: Solve for x
    x = 14,213,634,823,106.16/3,140,411.60
  6. Step 6: Final answer
    x = 4,526,042.01

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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.