Home / 3,218,160.80-4,827,241.20-974,410.40

Finding the Fourth Proportional to 3,218,160.80, 4,827,241.20 and 974,410.40

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Solution

The fourth proportional to 3,218,160.80, 4,827,241.20 and 974,410.40 is: 1,461,615.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,160.80 : 4,827,241.20 = 974,410.40 : x
  2. Step 2: Convert to fraction form
    3,218,160.80/4,827,241.20 = 974,410.40/x
  3. Step 3: Cross multiply
    3,218,160.80x = 4,827,241.20 × 974,410.40
  4. Step 4: Simplify right side
    3,218,160.80x = 4,703,714,028,588.48
  5. Step 5: Solve for x
    x = 4,703,714,028,588.48/3,218,160.80
  6. Step 6: Final answer
    x = 1,461,615.60

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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.