Home / 1,645,182.79-2,270,309.55-910,164.22

Finding the Fourth Proportional to 1,645,182.79, 2,270,309.55 and 910,164.22

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Solution

The fourth proportional to 1,645,182.79, 2,270,309.55 and 910,164.22 is: 1,256,003.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,182.79 : 2,270,309.55 = 910,164.22 : x
  2. Step 2: Convert to fraction form
    1,645,182.79/2,270,309.55 = 910,164.22/x
  3. Step 3: Cross multiply
    1,645,182.79x = 2,270,309.55 × 910,164.22
  4. Step 4: Simplify right side
    1,645,182.79x = 2,066,354,520,734.30
  5. Step 5: Solve for x
    x = 2,066,354,520,734.30/1,645,182.79
  6. Step 6: Final answer
    x = 1,256,003.00

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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.