Home / 1,880,239.32-2,820,025.40-855,330.93

Finding the Fourth Proportional to 1,880,239.32, 2,820,025.40 and 855,330.93

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Solution

The fourth proportional to 1,880,239.32, 2,820,025.40 and 855,330.93 is: 1,282,844.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880,239.32 : 2,820,025.40 = 855,330.93 : x
  2. Step 2: Convert to fraction form
    1,880,239.32/2,820,025.40 = 855,330.93/x
  3. Step 3: Cross multiply
    1,880,239.32x = 2,820,025.40 × 855,330.93
  4. Step 4: Simplify right side
    1,880,239.32x = 2,412,054,943,728.97
  5. Step 5: Solve for x
    x = 2,412,054,943,728.97/1,880,239.32
  6. Step 6: Final answer
    x = 1,282,844.65

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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.