Home / 4,672,411.20-7,008,616.80-2,869,448.40

Finding the Fourth Proportional to 4,672,411.20, 7,008,616.80 and 2,869,448.40

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Solution

The fourth proportional to 4,672,411.20, 7,008,616.80 and 2,869,448.40 is: 4,304,172.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,672,411.20 : 7,008,616.80 = 2,869,448.40 : x
  2. Step 2: Convert to fraction form
    4,672,411.20/7,008,616.80 = 2,869,448.40/x
  3. Step 3: Cross multiply
    4,672,411.20x = 7,008,616.80 × 2,869,448.40
  4. Step 4: Simplify right side
    4,672,411.20x = 20,110,864,262,973.12
  5. Step 5: Solve for x
    x = 20,110,864,262,973.12/4,672,411.20
  6. Step 6: Final answer
    x = 4,304,172.60

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1.5x scale

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.