Home / 1,437,795.78-1,984,818.62-1,240,778.52

Finding the Fourth Proportional to 1,437,795.78, 1,984,818.62 and 1,240,778.52

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Solution

The fourth proportional to 1,437,795.78, 1,984,818.62 and 1,240,778.52 is: 1,712,844.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,795.78 : 1,984,818.62 = 1,240,778.52 : x
  2. Step 2: Convert to fraction form
    1,437,795.78/1,984,818.62 = 1,240,778.52/x
  3. Step 3: Cross multiply
    1,437,795.78x = 1,984,818.62 × 1,240,778.52
  4. Step 4: Simplify right side
    1,437,795.78x = 2,462,720,303,588.15
  5. Step 5: Solve for x
    x = 2,462,720,303,588.15/1,437,795.78
  6. Step 6: Final answer
    x = 1,712,844.30

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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.