Home / 1,319,236.92-1,820,547.54-746,264.88

Finding the Fourth Proportional to 1,319,236.92, 1,820,547.54 and 746,264.88

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Solution

The fourth proportional to 1,319,236.92, 1,820,547.54 and 746,264.88 is: 1,029,845.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,236.92 : 1,820,547.54 = 746,264.88 : x
  2. Step 2: Convert to fraction form
    1,319,236.92/1,820,547.54 = 746,264.88/x
  3. Step 3: Cross multiply
    1,319,236.92x = 1,820,547.54 × 746,264.88
  4. Step 4: Simplify right side
    1,319,236.92x = 1,358,610,691,472.40
  5. Step 5: Solve for x
    x = 1,358,610,691,472.40/1,319,236.92
  6. Step 6: Final answer
    x = 1,029,845.87

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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.