Home / 1,080,782.02-1,490,705.67-758,564.02

Finding the Fourth Proportional to 1,080,782.02, 1,490,705.67 and 758,564.02

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Solution

The fourth proportional to 1,080,782.02, 1,490,705.67 and 758,564.02 is: 1,046,275.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,782.02 : 1,490,705.67 = 758,564.02 : x
  2. Step 2: Convert to fraction form
    1,080,782.02/1,490,705.67 = 758,564.02/x
  3. Step 3: Cross multiply
    1,080,782.02x = 1,490,705.67 × 758,564.02
  4. Step 4: Simplify right side
    1,080,782.02x = 1,130,795,685,671.99
  5. Step 5: Solve for x
    x = 1,130,795,685,671.99/1,080,782.02
  6. Step 6: Final answer
    x = 1,046,275.44

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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.