Home / 2,177,675.59-3,005,176.58-1,210,798.39

Finding the Fourth Proportional to 2,177,675.59, 3,005,176.58 and 1,210,798.39

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Solution

The fourth proportional to 2,177,675.59, 3,005,176.58 and 1,210,798.39 is: 1,670,893.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,675.59 : 3,005,176.58 = 1,210,798.39 : x
  2. Step 2: Convert to fraction form
    2,177,675.59/3,005,176.58 = 1,210,798.39/x
  3. Step 3: Cross multiply
    2,177,675.59x = 3,005,176.58 × 1,210,798.39
  4. Step 4: Simplify right side
    2,177,675.59x = 3,638,662,958,675.71
  5. Step 5: Solve for x
    x = 3,638,662,958,675.71/2,177,675.59
  6. Step 6: Final answer
    x = 1,670,893.03

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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.