Home / 1,764,029.40-2,646,044.10-768,701.40

Finding the Fourth Proportional to 1,764,029.40, 2,646,044.10 and 768,701.40

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Solution

The fourth proportional to 1,764,029.40, 2,646,044.10 and 768,701.40 is: 1,153,052.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764,029.40 : 2,646,044.10 = 768,701.40 : x
  2. Step 2: Convert to fraction form
    1,764,029.40/2,646,044.10 = 768,701.40/x
  3. Step 3: Cross multiply
    1,764,029.40x = 2,646,044.10 × 768,701.40
  4. Step 4: Simplify right side
    1,764,029.40x = 2,034,017,804,131.74
  5. Step 5: Solve for x
    x = 2,034,017,804,131.74/1,764,029.40
  6. Step 6: Final answer
    x = 1,153,052.10

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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.