Home / 2,372,624.65-3,559,543.87-689,728.15

Finding the Fourth Proportional to 2,372,624.65, 3,559,543.87 and 689,728.15

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Solution

The fourth proportional to 2,372,624.65, 3,559,543.87 and 689,728.15 is: 1,034,768.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372,624.65 : 3,559,543.87 = 689,728.15 : x
  2. Step 2: Convert to fraction form
    2,372,624.65/3,559,543.87 = 689,728.15/x
  3. Step 3: Cross multiply
    2,372,624.65x = 3,559,543.87 × 689,728.15
  4. Step 4: Simplify right side
    2,372,624.65x = 2,455,117,587,052.58
  5. Step 5: Solve for x
    x = 2,455,117,587,052.58/2,372,624.65
  6. Step 6: Final answer
    x = 1,034,768.64

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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.