Home / 1,883,180.30-2,596,349.56-1,219,711.74

Finding the Fourth Proportional to 1,883,180.30, 2,596,349.56 and 1,219,711.74

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Solution

The fourth proportional to 1,883,180.30, 2,596,349.56 and 1,219,711.74 is: 1,681,622.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883,180.30 : 2,596,349.56 = 1,219,711.74 : x
  2. Step 2: Convert to fraction form
    1,883,180.30/2,596,349.56 = 1,219,711.74/x
  3. Step 3: Cross multiply
    1,883,180.30x = 2,596,349.56 × 1,219,711.74
  4. Step 4: Simplify right side
    1,883,180.30x = 3,166,798,039,475.83
  5. Step 5: Solve for x
    x = 3,166,798,039,475.83/1,883,180.30
  6. Step 6: Final answer
    x = 1,681,622.33

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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.