Home / 1,293,508.88-1,938,792.02-786,953.24

Finding the Fourth Proportional to 1,293,508.88, 1,938,792.02 and 786,953.24

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Solution

The fourth proportional to 1,293,508.88, 1,938,792.02 and 786,953.24 is: 1,179,534.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,508.88 : 1,938,792.02 = 786,953.24 : x
  2. Step 2: Convert to fraction form
    1,293,508.88/1,938,792.02 = 786,953.24/x
  3. Step 3: Cross multiply
    1,293,508.88x = 1,938,792.02 × 786,953.24
  4. Step 4: Simplify right side
    1,293,508.88x = 1,525,738,661,825.14
  5. Step 5: Solve for x
    x = 1,525,738,661,825.14/1,293,508.88
  6. Step 6: Final answer
    x = 1,179,534.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.