Home / 2,788,459.54-4,180,853.79-1,838,935.06

Finding the Fourth Proportional to 2,788,459.54, 4,180,853.79 and 1,838,935.06

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Solution

The fourth proportional to 2,788,459.54, 4,180,853.79 and 1,838,935.06 is: 2,757,192.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788,459.54 : 4,180,853.79 = 1,838,935.06 : x
  2. Step 2: Convert to fraction form
    2,788,459.54/4,180,853.79 = 1,838,935.06/x
  3. Step 3: Cross multiply
    2,788,459.54x = 4,180,853.79 × 1,838,935.06
  4. Step 4: Simplify right side
    2,788,459.54x = 7,688,318,615,164.88
  5. Step 5: Solve for x
    x = 7,688,318,615,164.88/2,788,459.54
  6. Step 6: Final answer
    x = 2,757,192.10

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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.