Home / 1,625,763.18-2,243,523.78-900,608.70

Finding the Fourth Proportional to 1,625,763.18, 2,243,523.78 and 900,608.70

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Solution

The fourth proportional to 1,625,763.18, 2,243,523.78 and 900,608.70 is: 1,242,823.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,763.18 : 2,243,523.78 = 900,608.70 : x
  2. Step 2: Convert to fraction form
    1,625,763.18/2,243,523.78 = 900,608.70/x
  3. Step 3: Cross multiply
    1,625,763.18x = 2,243,523.78 × 900,608.70
  4. Step 4: Simplify right side
    1,625,763.18x = 2,020,537,034,924.89
  5. Step 5: Solve for x
    x = 2,020,537,034,924.89/1,625,763.18
  6. Step 6: Final answer
    x = 1,242,823.71

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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.