Home / 1,304,219.20-1,956,328.80-545,929.60

Finding the Fourth Proportional to 1,304,219.20, 1,956,328.80 and 545,929.60

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Solution

The fourth proportional to 1,304,219.20, 1,956,328.80 and 545,929.60 is: 818,894.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,219.20 : 1,956,328.80 = 545,929.60 : x
  2. Step 2: Convert to fraction form
    1,304,219.20/1,956,328.80 = 545,929.60/x
  3. Step 3: Cross multiply
    1,304,219.20x = 1,956,328.80 × 545,929.60
  4. Step 4: Simplify right side
    1,304,219.20x = 1,068,017,799,252.48
  5. Step 5: Solve for x
    x = 1,068,017,799,252.48/1,304,219.20
  6. Step 6: Final answer
    x = 818,894.40

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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.