Home / 1,111,275.87-1,533,807.41-675,600.64

Finding the Fourth Proportional to 1,111,275.87, 1,533,807.41 and 675,600.64

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Solution

The fourth proportional to 1,111,275.87, 1,533,807.41 and 675,600.64 is: 932,478.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,275.87 : 1,533,807.41 = 675,600.64 : x
  2. Step 2: Convert to fraction form
    1,111,275.87/1,533,807.41 = 675,600.64/x
  3. Step 3: Cross multiply
    1,111,275.87x = 1,533,807.41 × 675,600.64
  4. Step 4: Simplify right side
    1,111,275.87x = 1,036,241,266,143.74
  5. Step 5: Solve for x
    x = 1,036,241,266,143.74/1,111,275.87
  6. Step 6: Final answer
    x = 932,478.87

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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.