Home / 1,240,310.76-1,860,133-341,538.52

Finding the Fourth Proportional to 1,240,310.76, 1,860,133 and 341,538.52

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Solution

The fourth proportional to 1,240,310.76, 1,860,133 and 341,538.52 is: 512,216.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,310.76 : 1,860,133 = 341,538.52 : x
  2. Step 2: Convert to fraction form
    1,240,310.76/1,860,133 = 341,538.52/x
  3. Step 3: Cross multiply
    1,240,310.76x = 1,860,133 × 341,538.52
  4. Step 4: Simplify right side
    1,240,310.76x = 635,307,071,823.16
  5. Step 5: Solve for x
    x = 635,307,071,823.16/1,240,310.76
  6. Step 6: Final answer
    x = 512,216.04

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1.5x scale

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.