Home / 1,939,699.35-2,676,868.17-1,080,259.65

Finding the Fourth Proportional to 1,939,699.35, 2,676,868.17 and 1,080,259.65

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Solution

The fourth proportional to 1,939,699.35, 2,676,868.17 and 1,080,259.65 is: 1,490,804.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,699.35 : 2,676,868.17 = 1,080,259.65 : x
  2. Step 2: Convert to fraction form
    1,939,699.35/2,676,868.17 = 1,080,259.65/x
  3. Step 3: Cross multiply
    1,939,699.35x = 2,676,868.17 × 1,080,259.65
  4. Step 4: Simplify right side
    1,939,699.35x = 2,891,712,672,420.34
  5. Step 5: Solve for x
    x = 2,891,712,672,420.34/1,939,699.35
  6. Step 6: Final answer
    x = 1,490,804.58

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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.