Home / 3,525,259.20-5,288,666.40-1,129,214.40

Finding the Fourth Proportional to 3,525,259.20, 5,288,666.40 and 1,129,214.40

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Solution

The fourth proportional to 3,525,259.20, 5,288,666.40 and 1,129,214.40 is: 1,694,070.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525,259.20 : 5,288,666.40 = 1,129,214.40 : x
  2. Step 2: Convert to fraction form
    3,525,259.20/5,288,666.40 = 1,129,214.40/x
  3. Step 3: Cross multiply
    3,525,259.20x = 5,288,666.40 × 1,129,214.40
  4. Step 4: Simplify right side
    3,525,259.20x = 5,972,038,255,676.16
  5. Step 5: Solve for x
    x = 5,972,038,255,676.16/3,525,259.20
  6. Step 6: Final answer
    x = 1,694,070.68

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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.