Home / 1,590,867.20-2,195,423.16-865,745.48

Finding the Fourth Proportional to 1,590,867.20, 2,195,423.16 and 865,745.48

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Solution

The fourth proportional to 1,590,867.20, 2,195,423.16 and 865,745.48 is: 1,194,743.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,867.20 : 2,195,423.16 = 865,745.48 : x
  2. Step 2: Convert to fraction form
    1,590,867.20/2,195,423.16 = 865,745.48/x
  3. Step 3: Cross multiply
    1,590,867.20x = 2,195,423.16 × 865,745.48
  4. Step 4: Simplify right side
    1,590,867.20x = 1,900,677,677,457.32
  5. Step 5: Solve for x
    x = 1,900,677,677,457.32/1,590,867.20
  6. Step 6: Final answer
    x = 1,194,743.14

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.