Home / 1,137,462.75-1,569,706.29-621,203.58

Finding the Fourth Proportional to 1,137,462.75, 1,569,706.29 and 621,203.58

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Solution

The fourth proportional to 1,137,462.75, 1,569,706.29 and 621,203.58 is: 857,265.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,462.75 : 1,569,706.29 = 621,203.58 : x
  2. Step 2: Convert to fraction form
    1,137,462.75/1,569,706.29 = 621,203.58/x
  3. Step 3: Cross multiply
    1,137,462.75x = 1,569,706.29 × 621,203.58
  4. Step 4: Simplify right side
    1,137,462.75x = 975,107,166,896.52
  5. Step 5: Solve for x
    x = 975,107,166,896.52/1,137,462.75
  6. Step 6: Final answer
    x = 857,265.14

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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.