Home / 1,152,014.48-1,589,818.16-628,753.68

Finding the Fourth Proportional to 1,152,014.48, 1,589,818.16 and 628,753.68

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Solution

The fourth proportional to 1,152,014.48, 1,589,818.16 and 628,753.68 is: 867,700.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,014.48 : 1,589,818.16 = 628,753.68 : x
  2. Step 2: Convert to fraction form
    1,152,014.48/1,589,818.16 = 628,753.68/x
  3. Step 3: Cross multiply
    1,152,014.48x = 1,589,818.16 × 628,753.68
  4. Step 4: Simplify right side
    1,152,014.48x = 999,604,018,630.83
  5. Step 5: Solve for x
    x = 999,604,018,630.83/1,152,014.48
  6. Step 6: Final answer
    x = 867,700.92

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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.