Home / 1,688,481.64-2,533,307.82-741,720.52

Finding the Fourth Proportional to 1,688,481.64, 2,533,307.82 and 741,720.52

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Solution

The fourth proportional to 1,688,481.64, 2,533,307.82 and 741,720.52 is: 1,112,837.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,481.64 : 2,533,307.82 = 741,720.52 : x
  2. Step 2: Convert to fraction form
    1,688,481.64/2,533,307.82 = 741,720.52/x
  3. Step 3: Cross multiply
    1,688,481.64x = 2,533,307.82 × 741,720.52
  4. Step 4: Simplify right side
    1,688,481.64x = 1,879,006,393,570.47
  5. Step 5: Solve for x
    x = 1,879,006,393,570.47/1,688,481.64
  6. Step 6: Final answer
    x = 1,112,837.92

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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.