Home / 1,475,165.70-2,212,748.55-1,461,168.90

Finding the Fourth Proportional to 1,475,165.70, 2,212,748.55 and 1,461,168.90

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Solution

The fourth proportional to 1,475,165.70, 2,212,748.55 and 1,461,168.90 is: 2,191,753.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,165.70 : 2,212,748.55 = 1,461,168.90 : x
  2. Step 2: Convert to fraction form
    1,475,165.70/2,212,748.55 = 1,461,168.90/x
  3. Step 3: Cross multiply
    1,475,165.70x = 2,212,748.55 × 1,461,168.90
  4. Step 4: Simplify right side
    1,475,165.70x = 3,233,199,364,780.10
  5. Step 5: Solve for x
    x = 3,233,199,364,780.10/1,475,165.70
  6. Step 6: Final answer
    x = 2,191,753.35

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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.