Home / 2,590,187.40-3,885,281.10-2,054,809.80

Finding the Fourth Proportional to 2,590,187.40, 3,885,281.10 and 2,054,809.80

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Solution

The fourth proportional to 2,590,187.40, 3,885,281.10 and 2,054,809.80 is: 3,082,214.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,187.40 : 3,885,281.10 = 2,054,809.80 : x
  2. Step 2: Convert to fraction form
    2,590,187.40/3,885,281.10 = 2,054,809.80/x
  3. Step 3: Cross multiply
    2,590,187.40x = 3,885,281.10 × 2,054,809.80
  4. Step 4: Simplify right side
    2,590,187.40x = 7,983,513,680,034.78
  5. Step 5: Solve for x
    x = 7,983,513,680,034.78/2,590,187.40
  6. Step 6: Final answer
    x = 3,082,214.70

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Similar ratio
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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.