Home / 1,526,809.20-2,290,213.80-1,411,335.60

Finding the Fourth Proportional to 1,526,809.20, 2,290,213.80 and 1,411,335.60

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Solution

The fourth proportional to 1,526,809.20, 2,290,213.80 and 1,411,335.60 is: 2,117,003.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,809.20 : 2,290,213.80 = 1,411,335.60 : x
  2. Step 2: Convert to fraction form
    1,526,809.20/2,290,213.80 = 1,411,335.60/x
  3. Step 3: Cross multiply
    1,526,809.20x = 2,290,213.80 × 1,411,335.60
  4. Step 4: Simplify right side
    1,526,809.20x = 3,232,260,267,551.28
  5. Step 5: Solve for x
    x = 3,232,260,267,551.28/1,526,809.20
  6. Step 6: Final answer
    x = 2,117,003.40

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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.