Home / 1,185,782.40-1,778,932.80-587,030.40

Finding the Fourth Proportional to 1,185,782.40, 1,778,932.80 and 587,030.40

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Solution

The fourth proportional to 1,185,782.40, 1,778,932.80 and 587,030.40 is: 880,673.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,782.40 : 1,778,932.80 = 587,030.40 : x
  2. Step 2: Convert to fraction form
    1,185,782.40/1,778,932.80 = 587,030.40/x
  3. Step 3: Cross multiply
    1,185,782.40x = 1,778,932.80 × 587,030.40
  4. Step 4: Simplify right side
    1,185,782.40x = 1,044,287,633,157.12
  5. Step 5: Solve for x
    x = 1,044,287,633,157.12/1,185,782.40
  6. Step 6: Final answer
    x = 880,673.92

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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.