Home / 1,239,459.98-1,710,488.70-695,629.48

Finding the Fourth Proportional to 1,239,459.98, 1,710,488.70 and 695,629.48

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Solution

The fourth proportional to 1,239,459.98, 1,710,488.70 and 695,629.48 is: 959,987.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,459.98 : 1,710,488.70 = 695,629.48 : x
  2. Step 2: Convert to fraction form
    1,239,459.98/1,710,488.70 = 695,629.48/x
  3. Step 3: Cross multiply
    1,239,459.98x = 1,710,488.70 × 695,629.48
  4. Step 4: Simplify right side
    1,239,459.98x = 1,189,866,364,926.88
  5. Step 5: Solve for x
    x = 1,189,866,364,926.88/1,239,459.98
  6. Step 6: Final answer
    x = 959,987.72

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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.