Home / 1,299,401.79-1,949,434.84-500,468.82

Finding the Fourth Proportional to 1,299,401.79, 1,949,434.84 and 500,468.82

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Solution

The fourth proportional to 1,299,401.79, 1,949,434.84 and 500,468.82 is: 750,831.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,401.79 : 1,949,434.84 = 500,468.82 : x
  2. Step 2: Convert to fraction form
    1,299,401.79/1,949,434.84 = 500,468.82/x
  3. Step 3: Cross multiply
    1,299,401.79x = 1,949,434.84 × 500,468.82
  4. Step 4: Simplify right side
    1,299,401.79x = 975,631,354,041.69
  5. Step 5: Solve for x
    x = 975,631,354,041.69/1,299,401.79
  6. Step 6: Final answer
    x = 750,831.16

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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.