Home / 1,053,363.18-1,453,630.86-569,917.72

Finding the Fourth Proportional to 1,053,363.18, 1,453,630.86 and 569,917.72

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Solution

The fourth proportional to 1,053,363.18, 1,453,630.86 and 569,917.72 is: 786,480.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,363.18 : 1,453,630.86 = 569,917.72 : x
  2. Step 2: Convert to fraction form
    1,053,363.18/1,453,630.86 = 569,917.72/x
  3. Step 3: Cross multiply
    1,053,363.18x = 1,453,630.86 × 569,917.72
  4. Step 4: Simplify right side
    1,053,363.18x = 828,449,987,269.88
  5. Step 5: Solve for x
    x = 828,449,987,269.88/1,053,363.18
  6. Step 6: Final answer
    x = 786,480.86

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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.