Home / 1,645,152.16-2,270,267.34-910,133.59

Finding the Fourth Proportional to 1,645,152.16, 2,270,267.34 and 910,133.59

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Solution

The fourth proportional to 1,645,152.16, 2,270,267.34 and 910,133.59 is: 1,255,960.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,152.16 : 2,270,267.34 = 910,133.59 : x
  2. Step 2: Convert to fraction form
    1,645,152.16/2,270,267.34 = 910,133.59/x
  3. Step 3: Cross multiply
    1,645,152.16x = 2,270,267.34 × 910,133.59
  4. Step 4: Simplify right side
    1,645,152.16x = 2,066,246,553,062.61
  5. Step 5: Solve for x
    x = 2,066,246,553,062.61/1,645,152.16
  6. Step 6: Final answer
    x = 1,255,960.76

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Double scale
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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.