Home / 1,077,807.06-1,486,915.38-790,828.92

Finding the Fourth Proportional to 1,077,807.06, 1,486,915.38 and 790,828.92

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Solution

The fourth proportional to 1,077,807.06, 1,486,915.38 and 790,828.92 is: 1,091,007.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,807.06 : 1,486,915.38 = 790,828.92 : x
  2. Step 2: Convert to fraction form
    1,077,807.06/1,486,915.38 = 790,828.92/x
  3. Step 3: Cross multiply
    1,077,807.06x = 1,486,915.38 × 790,828.92
  4. Step 4: Simplify right side
    1,077,807.06x = 1,175,895,684,096.79
  5. Step 5: Solve for x
    x = 1,175,895,684,096.79/1,077,807.06
  6. Step 6: Final answer
    x = 1,091,007.59

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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.