Home / 2,567,783.65-3,543,498.03-1,421,839.39

Finding the Fourth Proportional to 2,567,783.65, 3,543,498.03 and 1,421,839.39

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Solution

The fourth proportional to 2,567,783.65, 3,543,498.03 and 1,421,839.39 is: 1,962,114.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,567,783.65 : 3,543,498.03 = 1,421,839.39 : x
  2. Step 2: Convert to fraction form
    2,567,783.65/3,543,498.03 = 1,421,839.39/x
  3. Step 3: Cross multiply
    2,567,783.65x = 3,543,498.03 × 1,421,839.39
  4. Step 4: Simplify right side
    2,567,783.65x = 5,038,285,077,441.40
  5. Step 5: Solve for x
    x = 5,038,285,077,441.40/2,567,783.65
  6. Step 6: Final answer
    x = 1,962,114.32

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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.