Home / 2,256,180-3,113,528.40-1,237,587.12

Finding the Fourth Proportional to 2,256,180, 3,113,528.40 and 1,237,587.12

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Solution

The fourth proportional to 2,256,180, 3,113,528.40 and 1,237,587.12 is: 1,707,870.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256,180 : 3,113,528.40 = 1,237,587.12 : x
  2. Step 2: Convert to fraction form
    2,256,180/3,113,528.40 = 1,237,587.12/x
  3. Step 3: Cross multiply
    2,256,180x = 3,113,528.40 × 1,237,587.12
  4. Step 4: Simplify right side
    2,256,180x = 3,853,262,645,594.21
  5. Step 5: Solve for x
    x = 3,853,262,645,594.21/2,256,180
  6. Step 6: Final answer
    x = 1,707,870.23

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1.5x scale

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.