Home / 1,352,299.37-1,866,223.41-771,617.04

Finding the Fourth Proportional to 1,352,299.37, 1,866,223.41 and 771,617.04

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Solution

The fourth proportional to 1,352,299.37, 1,866,223.41 and 771,617.04 is: 1,064,860.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,299.37 : 1,866,223.41 = 771,617.04 : x
  2. Step 2: Convert to fraction form
    1,352,299.37/1,866,223.41 = 771,617.04/x
  3. Step 3: Cross multiply
    1,352,299.37x = 1,866,223.41 × 771,617.04
  4. Step 4: Simplify right side
    1,352,299.37x = 1,440,009,783,602.91
  5. Step 5: Solve for x
    x = 1,440,009,783,602.91/1,352,299.37
  6. Step 6: Final answer
    x = 1,064,860.20

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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.