Home / 1,069,639.79-1,476,105-586,222.88

Finding the Fourth Proportional to 1,069,639.79, 1,476,105 and 586,222.88

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Solution

The fourth proportional to 1,069,639.79, 1,476,105 and 586,222.88 is: 808,988.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,639.79 : 1,476,105 = 586,222.88 : x
  2. Step 2: Convert to fraction form
    1,069,639.79/1,476,105 = 586,222.88/x
  3. Step 3: Cross multiply
    1,069,639.79x = 1,476,105 × 586,222.88
  4. Step 4: Simplify right side
    1,069,639.79x = 865,326,524,282.40
  5. Step 5: Solve for x
    x = 865,326,524,282.40/1,069,639.79
  6. Step 6: Final answer
    x = 808,988.72

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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.