Home / 3,926,646.30-5,889,969.45-2,130,390.30

Finding the Fourth Proportional to 3,926,646.30, 5,889,969.45 and 2,130,390.30

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Solution

The fourth proportional to 3,926,646.30, 5,889,969.45 and 2,130,390.30 is: 3,195,585.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926,646.30 : 5,889,969.45 = 2,130,390.30 : x
  2. Step 2: Convert to fraction form
    3,926,646.30/5,889,969.45 = 2,130,390.30/x
  3. Step 3: Cross multiply
    3,926,646.30x = 5,889,969.45 × 2,130,390.30
  4. Step 4: Simplify right side
    3,926,646.30x = 12,547,933,783,576.33
  5. Step 5: Solve for x
    x = 12,547,933,783,576.33/3,926,646.30
  6. Step 6: Final answer
    x = 3,195,585.45

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Double scale
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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.