Home / 1,053,221.86-1,453,440.18-569,785.60

Finding the Fourth Proportional to 1,053,221.86, 1,453,440.18 and 569,785.60

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Solution

The fourth proportional to 1,053,221.86, 1,453,440.18 and 569,785.60 is: 786,300.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,221.86 : 1,453,440.18 = 569,785.60 : x
  2. Step 2: Convert to fraction form
    1,053,221.86/1,453,440.18 = 569,785.60/x
  3. Step 3: Cross multiply
    1,053,221.86x = 1,453,440.18 × 569,785.60
  4. Step 4: Simplify right side
    1,053,221.86x = 828,149,285,025.41
  5. Step 5: Solve for x
    x = 828,149,285,025.41/1,053,221.86
  6. Step 6: Final answer
    x = 786,300.89

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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.