Home / 1,540,339.60-2,310,663.80-529,328.40

Finding the Fourth Proportional to 1,540,339.60, 2,310,663.80 and 529,328.40

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Solution

The fourth proportional to 1,540,339.60, 2,310,663.80 and 529,328.40 is: 794,045.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,339.60 : 2,310,663.80 = 529,328.40 : x
  2. Step 2: Convert to fraction form
    1,540,339.60/2,310,663.80 = 529,328.40/x
  3. Step 3: Cross multiply
    1,540,339.60x = 2,310,663.80 × 529,328.40
  4. Step 4: Simplify right side
    1,540,339.60x = 1,223,099,972,191.92
  5. Step 5: Solve for x
    x = 1,223,099,972,191.92/1,540,339.60
  6. Step 6: Final answer
    x = 794,045.66

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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.