Home / 1,091,569.80-1,637,354.70-976,096.20

Finding the Fourth Proportional to 1,091,569.80, 1,637,354.70 and 976,096.20

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Solution

The fourth proportional to 1,091,569.80, 1,637,354.70 and 976,096.20 is: 1,464,144.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,569.80 : 1,637,354.70 = 976,096.20 : x
  2. Step 2: Convert to fraction form
    1,091,569.80/1,637,354.70 = 976,096.20/x
  3. Step 3: Cross multiply
    1,091,569.80x = 1,637,354.70 × 976,096.20
  4. Step 4: Simplify right side
    1,091,569.80x = 1,598,215,700,722.14
  5. Step 5: Solve for x
    x = 1,598,215,700,722.14/1,091,569.80
  6. Step 6: Final answer
    x = 1,464,144.30

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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.