Home / 4,013,926.26-5,539,221.13-2,178,384.06

Finding the Fourth Proportional to 4,013,926.26, 5,539,221.13 and 2,178,384.06

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Solution

The fourth proportional to 4,013,926.26, 5,539,221.13 and 2,178,384.06 is: 3,006,171.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013,926.26 : 5,539,221.13 = 2,178,384.06 : x
  2. Step 2: Convert to fraction form
    4,013,926.26/5,539,221.13 = 2,178,384.06/x
  3. Step 3: Cross multiply
    4,013,926.26x = 5,539,221.13 × 2,178,384.06
  4. Step 4: Simplify right side
    4,013,926.26x = 12,066,551,014,407.19
  5. Step 5: Solve for x
    x = 12,066,551,014,407.19/4,013,926.26
  6. Step 6: Final answer
    x = 3,006,171.57

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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.