Home / 1,239,539.21-1,710,731.04-695,704.76

Finding the Fourth Proportional to 1,239,539.21, 1,710,731.04 and 695,704.76

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Solution

The fourth proportional to 1,239,539.21, 1,710,731.04 and 695,704.76 is: 960,166.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,539.21 : 1,710,731.04 = 695,704.76 : x
  2. Step 2: Convert to fraction form
    1,239,539.21/1,710,731.04 = 695,704.76/x
  3. Step 3: Cross multiply
    1,239,539.21x = 1,710,731.04 × 695,704.76
  4. Step 4: Simplify right side
    1,239,539.21x = 1,190,163,719,054.10
  5. Step 5: Solve for x
    x = 1,190,163,719,054.10/1,239,539.21
  6. Step 6: Final answer
    x = 960,166.25

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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.