Home / 1,276,897.74-1,762,064.22-696,107.04

Finding the Fourth Proportional to 1,276,897.74, 1,762,064.22 and 696,107.04

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Solution

The fourth proportional to 1,276,897.74, 1,762,064.22 and 696,107.04 is: 960,597.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,897.74 : 1,762,064.22 = 696,107.04 : x
  2. Step 2: Convert to fraction form
    1,276,897.74/1,762,064.22 = 696,107.04/x
  3. Step 3: Cross multiply
    1,276,897.74x = 1,762,064.22 × 696,107.04
  4. Step 4: Simplify right side
    1,276,897.74x = 1,226,585,308,474.11
  5. Step 5: Solve for x
    x = 1,226,585,308,474.11/1,276,897.74
  6. Step 6: Final answer
    x = 960,597.92

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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.