Home / 1,532,762.80-2,115,053.72-943,969.04

Finding the Fourth Proportional to 1,532,762.80, 2,115,053.72 and 943,969.04

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Solution

The fourth proportional to 1,532,762.80, 2,115,053.72 and 943,969.04 is: 1,302,579.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,762.80 : 2,115,053.72 = 943,969.04 : x
  2. Step 2: Convert to fraction form
    1,532,762.80/2,115,053.72 = 943,969.04/x
  3. Step 3: Cross multiply
    1,532,762.80x = 2,115,053.72 × 943,969.04
  4. Step 4: Simplify right side
    1,532,762.80x = 1,996,545,229,616.83
  5. Step 5: Solve for x
    x = 1,996,545,229,616.83/1,532,762.80
  6. Step 6: Final answer
    x = 1,302,579.39

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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.