Home / 1,717,767.40-2,576,651.10-1,080,038.20

Finding the Fourth Proportional to 1,717,767.40, 2,576,651.10 and 1,080,038.20

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Solution

The fourth proportional to 1,717,767.40, 2,576,651.10 and 1,080,038.20 is: 1,620,057.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717,767.40 : 2,576,651.10 = 1,080,038.20 : x
  2. Step 2: Convert to fraction form
    1,717,767.40/2,576,651.10 = 1,080,038.20/x
  3. Step 3: Cross multiply
    1,717,767.40x = 2,576,651.10 × 1,080,038.20
  4. Step 4: Simplify right side
    1,717,767.40x = 2,782,881,616,072.02
  5. Step 5: Solve for x
    x = 2,782,881,616,072.02/1,717,767.40
  6. Step 6: Final answer
    x = 1,620,057.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.