Home / 1,714,821.76-2,366,283.48-989,903.03

Finding the Fourth Proportional to 1,714,821.76, 2,366,283.48 and 989,903.03

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Solution

The fourth proportional to 1,714,821.76, 2,366,283.48 and 989,903.03 is: 1,365,967.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,714,821.76 : 2,366,283.48 = 989,903.03 : x
  2. Step 2: Convert to fraction form
    1,714,821.76/2,366,283.48 = 989,903.03/x
  3. Step 3: Cross multiply
    1,714,821.76x = 2,366,283.48 × 989,903.03
  4. Step 4: Simplify right side
    1,714,821.76x = 2,342,391,179,499.70
  5. Step 5: Solve for x
    x = 2,342,391,179,499.70/1,714,821.76
  6. Step 6: Final answer
    x = 1,365,967.72

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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.