Home / 3,057,750.51-4,219,698.40-1,681,117.64

Finding the Fourth Proportional to 3,057,750.51, 4,219,698.40 and 1,681,117.64

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Solution

The fourth proportional to 3,057,750.51, 4,219,698.40 and 1,681,117.64 is: 2,319,943.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057,750.51 : 4,219,698.40 = 1,681,117.64 : x
  2. Step 2: Convert to fraction form
    3,057,750.51/4,219,698.40 = 1,681,117.64/x
  3. Step 3: Cross multiply
    3,057,750.51x = 4,219,698.40 × 1,681,117.64
  4. Step 4: Simplify right side
    3,057,750.51x = 7,093,809,406,242.36
  5. Step 5: Solve for x
    x = 7,093,809,406,242.36/3,057,750.51
  6. Step 6: Final answer
    x = 2,319,943.83

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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.