Home / 1,031,874.60-1,544,750.10-766,810.20

Finding the Fourth Proportional to 1,031,874.60, 1,544,750.10 and 766,810.20

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Solution

The fourth proportional to 1,031,874.60, 1,544,750.10 and 766,810.20 is: 1,147,940.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,874.60 : 1,544,750.10 = 766,810.20 : x
  2. Step 2: Convert to fraction form
    1,031,874.60/1,544,750.10 = 766,810.20/x
  3. Step 3: Cross multiply
    1,031,874.60x = 1,544,750.10 × 766,810.20
  4. Step 4: Simplify right side
    1,031,874.60x = 1,184,530,133,131.02
  5. Step 5: Solve for x
    x = 1,184,530,133,131.02/1,031,874.60
  6. Step 6: Final answer
    x = 1,147,940.00

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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.