Home / 1,838,303.80-2,757,455.70-1,635,350.20

Finding the Fourth Proportional to 1,838,303.80, 2,757,455.70 and 1,635,350.20

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Solution

The fourth proportional to 1,838,303.80, 2,757,455.70 and 1,635,350.20 is: 2,453,025.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,303.80 : 2,757,455.70 = 1,635,350.20 : x
  2. Step 2: Convert to fraction form
    1,838,303.80/2,757,455.70 = 1,635,350.20/x
  3. Step 3: Cross multiply
    1,838,303.80x = 2,757,455.70 × 1,635,350.20
  4. Step 4: Simplify right side
    1,838,303.80x = 4,509,405,730,486.14
  5. Step 5: Solve for x
    x = 4,509,405,730,486.14/1,838,303.80
  6. Step 6: Final answer
    x = 2,453,025.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.