Home / 1,609,089.60-2,412,921.60-543,842.40

Finding the Fourth Proportional to 1,609,089.60, 2,412,921.60 and 543,842.40

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Solution

The fourth proportional to 1,609,089.60, 2,412,921.60 and 543,842.40 is: 815,522.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,089.60 : 2,412,921.60 = 543,842.40 : x
  2. Step 2: Convert to fraction form
    1,609,089.60/2,412,921.60 = 543,842.40/x
  3. Step 3: Cross multiply
    1,609,089.60x = 2,412,921.60 × 543,842.40
  4. Step 4: Simplify right side
    1,609,089.60x = 1,312,249,073,955.84
  5. Step 5: Solve for x
    x = 1,312,249,073,955.84/1,609,089.60
  6. Step 6: Final answer
    x = 815,522.69

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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.