Home / 1,186,216.40-1,779,324.60-546,518.90

Finding the Fourth Proportional to 1,186,216.40, 1,779,324.60 and 546,518.90

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Solution

The fourth proportional to 1,186,216.40, 1,779,324.60 and 546,518.90 is: 819,778.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,216.40 : 1,779,324.60 = 546,518.90 : x
  2. Step 2: Convert to fraction form
    1,186,216.40/1,779,324.60 = 546,518.90/x
  3. Step 3: Cross multiply
    1,186,216.40x = 1,779,324.60 × 546,518.90
  4. Step 4: Simplify right side
    1,186,216.40x = 972,434,523,134.94
  5. Step 5: Solve for x
    x = 972,434,523,134.94/1,186,216.40
  6. Step 6: Final answer
    x = 819,778.35

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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.