Home / 1,137,021.30-1,569,223.53-653,606.82

Finding the Fourth Proportional to 1,137,021.30, 1,569,223.53 and 653,606.82

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Solution

The fourth proportional to 1,137,021.30, 1,569,223.53 and 653,606.82 is: 902,054.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,021.30 : 1,569,223.53 = 653,606.82 : x
  2. Step 2: Convert to fraction form
    1,137,021.30/1,569,223.53 = 653,606.82/x
  3. Step 3: Cross multiply
    1,137,021.30x = 1,569,223.53 × 653,606.82
  4. Step 4: Simplify right side
    1,137,021.30x = 1,025,655,201,312.47
  5. Step 5: Solve for x
    x = 1,025,655,201,312.47/1,137,021.30
  6. Step 6: Final answer
    x = 902,054.52

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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.