Home / 1,569,165.45-2,353,748.18-431,925.45

Finding the Fourth Proportional to 1,569,165.45, 2,353,748.18 and 431,925.45

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Solution

The fourth proportional to 1,569,165.45, 2,353,748.18 and 431,925.45 is: 647,888.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,165.45 : 2,353,748.18 = 431,925.45 : x
  2. Step 2: Convert to fraction form
    1,569,165.45/2,353,748.18 = 431,925.45/x
  3. Step 3: Cross multiply
    1,569,165.45x = 2,353,748.18 × 431,925.45
  4. Step 4: Simplify right side
    1,569,165.45x = 1,016,643,739,673.55
  5. Step 5: Solve for x
    x = 1,016,643,739,673.55/1,569,165.45
  6. Step 6: Final answer
    x = 647,888.18

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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.