Home / 1,142,373.37-1,576,492.49-626,123.13

Finding the Fourth Proportional to 1,142,373.37, 1,576,492.49 and 626,123.13

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Solution

The fourth proportional to 1,142,373.37, 1,576,492.49 and 626,123.13 is: 864,059.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,373.37 : 1,576,492.49 = 626,123.13 : x
  2. Step 2: Convert to fraction form
    1,142,373.37/1,576,492.49 = 626,123.13/x
  3. Step 3: Cross multiply
    1,142,373.37x = 1,576,492.49 × 626,123.13
  4. Step 4: Simplify right side
    1,142,373.37x = 987,078,409,129.68
  5. Step 5: Solve for x
    x = 987,078,409,129.68/1,142,373.37
  6. Step 6: Final answer
    x = 864,059.37

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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.