Home / 1,982,492.17-2,973,740.55-543,187.83

Finding the Fourth Proportional to 1,982,492.17, 2,973,740.55 and 543,187.83

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Solution

The fourth proportional to 1,982,492.17, 2,973,740.55 and 543,187.83 is: 814,782.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982,492.17 : 2,973,740.55 = 543,187.83 : x
  2. Step 2: Convert to fraction form
    1,982,492.17/2,973,740.55 = 543,187.83/x
  3. Step 3: Cross multiply
    1,982,492.17x = 2,973,740.55 × 543,187.83
  4. Step 4: Simplify right side
    1,982,492.17x = 1,615,299,676,337.51
  5. Step 5: Solve for x
    x = 1,615,299,676,337.51/1,982,492.17
  6. Step 6: Final answer
    x = 814,782.37

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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.