Home / 1,600,975.64-2,209,363.80-875,807.78

Finding the Fourth Proportional to 1,600,975.64, 2,209,363.80 and 875,807.78

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Solution

The fourth proportional to 1,600,975.64, 2,209,363.80 and 875,807.78 is: 1,208,624.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,975.64 : 2,209,363.80 = 875,807.78 : x
  2. Step 2: Convert to fraction form
    1,600,975.64/2,209,363.80 = 875,807.78/x
  3. Step 3: Cross multiply
    1,600,975.64x = 2,209,363.80 × 875,807.78
  4. Step 4: Simplify right side
    1,600,975.64x = 1,934,978,004,890.36
  5. Step 5: Solve for x
    x = 1,934,978,004,890.36/1,600,975.64
  6. Step 6: Final answer
    x = 1,208,624.27

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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.