Home / 1,532,718-2,301,111.72-1,309,512.24

Finding the Fourth Proportional to 1,532,718, 2,301,111.72 and 1,309,512.24

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Solution

The fourth proportional to 1,532,718, 2,301,111.72 and 1,309,512.24 is: 1,966,006.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,718 : 2,301,111.72 = 1,309,512.24 : x
  2. Step 2: Convert to fraction form
    1,532,718/2,301,111.72 = 1,309,512.24/x
  3. Step 3: Cross multiply
    1,532,718x = 2,301,111.72 × 1,309,512.24
  4. Step 4: Simplify right side
    1,532,718x = 3,013,333,962,947.45
  5. Step 5: Solve for x
    x = 3,013,333,962,947.45/1,532,718
  6. Step 6: Final answer
    x = 1,966,006.77

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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.