Home / 1,260,392.84-1,886,148.30-787,301

Finding the Fourth Proportional to 1,260,392.84, 1,886,148.30 and 787,301

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Solution

The fourth proportional to 1,260,392.84, 1,886,148.30 and 787,301 is: 1,178,177.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,392.84 : 1,886,148.30 = 787,301 : x
  2. Step 2: Convert to fraction form
    1,260,392.84/1,886,148.30 = 787,301/x
  3. Step 3: Cross multiply
    1,260,392.84x = 1,886,148.30 × 787,301
  4. Step 4: Simplify right side
    1,260,392.84x = 1,484,966,442,738.30
  5. Step 5: Solve for x
    x = 1,484,966,442,738.30/1,260,392.84
  6. Step 6: Final answer
    x = 1,178,177.47

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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.