Home / 1,137,044.02-1,569,079.55-620,788.41

Finding the Fourth Proportional to 1,137,044.02, 1,569,079.55 and 620,788.41

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Solution

The fourth proportional to 1,137,044.02, 1,569,079.55 and 620,788.41 is: 856,665.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,044.02 : 1,569,079.55 = 620,788.41 : x
  2. Step 2: Convert to fraction form
    1,137,044.02/1,569,079.55 = 620,788.41/x
  3. Step 3: Cross multiply
    1,137,044.02x = 1,569,079.55 × 620,788.41
  4. Step 4: Simplify right side
    1,137,044.02x = 974,066,396,698.54
  5. Step 5: Solve for x
    x = 974,066,396,698.54/1,137,044.02
  6. Step 6: Final answer
    x = 856,665.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.