Home / 1,826,646.30-2,739,969.45-478,806.30

Finding the Fourth Proportional to 1,826,646.30, 2,739,969.45 and 478,806.30

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Solution

The fourth proportional to 1,826,646.30, 2,739,969.45 and 478,806.30 is: 718,209.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,646.30 : 2,739,969.45 = 478,806.30 : x
  2. Step 2: Convert to fraction form
    1,826,646.30/2,739,969.45 = 478,806.30/x
  3. Step 3: Cross multiply
    1,826,646.30x = 2,739,969.45 × 478,806.30
  4. Step 4: Simplify right side
    1,826,646.30x = 1,311,914,634,467.54
  5. Step 5: Solve for x
    x = 1,311,914,634,467.54/1,826,646.30
  6. Step 6: Final answer
    x = 718,209.45

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.