Home / 2,186,875.20-3,280,312.80-1,004,923.20

Finding the Fourth Proportional to 2,186,875.20, 3,280,312.80 and 1,004,923.20

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Solution

The fourth proportional to 2,186,875.20, 3,280,312.80 and 1,004,923.20 is: 1,507,384.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,875.20 : 3,280,312.80 = 1,004,923.20 : x
  2. Step 2: Convert to fraction form
    2,186,875.20/3,280,312.80 = 1,004,923.20/x
  3. Step 3: Cross multiply
    2,186,875.20x = 3,280,312.80 × 1,004,923.20
  4. Step 4: Simplify right side
    2,186,875.20x = 3,296,462,435,976.96
  5. Step 5: Solve for x
    x = 3,296,462,435,976.96/2,186,875.20
  6. Step 6: Final answer
    x = 1,507,384.80

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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.