Home / 5,759,780.60-8,637,338.10-1,971,313.40

Finding the Fourth Proportional to 5,759,780.60, 8,637,338.10 and 1,971,313.40

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Solution

The fourth proportional to 5,759,780.60, 8,637,338.10 and 1,971,313.40 is: 2,956,171.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,759,780.60 : 8,637,338.10 = 1,971,313.40 : x
  2. Step 2: Convert to fraction form
    5,759,780.60/8,637,338.10 = 1,971,313.40/x
  3. Step 3: Cross multiply
    5,759,780.60x = 8,637,338.10 × 1,971,313.40
  4. Step 4: Simplify right side
    5,759,780.60x = 17,026,900,336,860.54
  5. Step 5: Solve for x
    x = 17,026,900,336,860.54/5,759,780.60
  6. Step 6: Final answer
    x = 2,956,171.69

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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.