Home / 1,225,468.49-1,838,216.10-372,678.82

Finding the Fourth Proportional to 1,225,468.49, 1,838,216.10 and 372,678.82

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Solution

The fourth proportional to 1,225,468.49, 1,838,216.10 and 372,678.82 is: 559,022.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,468.49 : 1,838,216.10 = 372,678.82 : x
  2. Step 2: Convert to fraction form
    1,225,468.49/1,838,216.10 = 372,678.82/x
  3. Step 3: Cross multiply
    1,225,468.49x = 1,838,216.10 × 372,678.82
  4. Step 4: Simplify right side
    1,225,468.49x = 685,064,213,146.81
  5. Step 5: Solve for x
    x = 685,064,213,146.81/1,225,468.49
  6. Step 6: Final answer
    x = 559,022.30

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1.5x scale

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.