Home / 1,556,203.04-2,147,555.88-867,875.55

Finding the Fourth Proportional to 1,556,203.04, 2,147,555.88 and 867,875.55

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Solution

The fourth proportional to 1,556,203.04, 2,147,555.88 and 867,875.55 is: 1,197,665.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,203.04 : 2,147,555.88 = 867,875.55 : x
  2. Step 2: Convert to fraction form
    1,556,203.04/2,147,555.88 = 867,875.55/x
  3. Step 3: Cross multiply
    1,556,203.04x = 2,147,555.88 × 867,875.55
  4. Step 4: Simplify right side
    1,556,203.04x = 1,863,811,235,711.93
  5. Step 5: Solve for x
    x = 1,863,811,235,711.93/1,556,203.04
  6. Step 6: Final answer
    x = 1,197,665.85

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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.