Home / 1,835,381.40-2,753,072.10-772,499.40

Finding the Fourth Proportional to 1,835,381.40, 2,753,072.10 and 772,499.40

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Solution

The fourth proportional to 1,835,381.40, 2,753,072.10 and 772,499.40 is: 1,158,749.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835,381.40 : 2,753,072.10 = 772,499.40 : x
  2. Step 2: Convert to fraction form
    1,835,381.40/2,753,072.10 = 772,499.40/x
  3. Step 3: Cross multiply
    1,835,381.40x = 2,753,072.10 × 772,499.40
  4. Step 4: Simplify right side
    1,835,381.40x = 2,126,746,545,406.74
  5. Step 5: Solve for x
    x = 2,126,746,545,406.74/1,835,381.40
  6. Step 6: Final answer
    x = 1,158,749.10

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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.