Home / 1,185,658.40-1,776,154.80-710,933.60

Finding the Fourth Proportional to 1,185,658.40, 1,776,154.80 and 710,933.60

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Solution

The fourth proportional to 1,185,658.40, 1,776,154.80 and 710,933.60 is: 1,065,001.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,658.40 : 1,776,154.80 = 710,933.60 : x
  2. Step 2: Convert to fraction form
    1,185,658.40/1,776,154.80 = 710,933.60/x
  3. Step 3: Cross multiply
    1,185,658.40x = 1,776,154.80 × 710,933.60
  4. Step 4: Simplify right side
    1,185,658.40x = 1,262,728,126,121.28
  5. Step 5: Solve for x
    x = 1,262,728,126,121.28/1,185,658.40
  6. Step 6: Final answer
    x = 1,065,001.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.