Home / 1,090,080.75-1,502,752.41-766,787.43

Finding the Fourth Proportional to 1,090,080.75, 1,502,752.41 and 766,787.43

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Solution

The fourth proportional to 1,090,080.75, 1,502,752.41 and 766,787.43 is: 1,057,070.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,080.75 : 1,502,752.41 = 766,787.43 : x
  2. Step 2: Convert to fraction form
    1,090,080.75/1,502,752.41 = 766,787.43/x
  3. Step 3: Cross multiply
    1,090,080.75x = 1,502,752.41 × 766,787.43
  4. Step 4: Simplify right side
    1,090,080.75x = 1,152,291,658,390.21
  5. Step 5: Solve for x
    x = 1,152,291,658,390.21/1,090,080.75
  6. Step 6: Final answer
    x = 1,057,070.00

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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.