Home / 1,625,586.04-2,243,285.04-900,431.38

Finding the Fourth Proportional to 1,625,586.04, 2,243,285.04 and 900,431.38

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Solution

The fourth proportional to 1,625,586.04, 2,243,285.04 and 900,431.38 is: 1,242,582.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,586.04 : 2,243,285.04 = 900,431.38 : x
  2. Step 2: Convert to fraction form
    1,625,586.04/2,243,285.04 = 900,431.38/x
  3. Step 3: Cross multiply
    1,625,586.04x = 2,243,285.04 × 900,431.38
  4. Step 4: Simplify right side
    1,625,586.04x = 2,019,924,244,300.56
  5. Step 5: Solve for x
    x = 2,019,924,244,300.56/1,625,586.04
  6. Step 6: Final answer
    x = 1,242,582.18

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Double scale
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1.5x scale

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.