Home / 1,384,671.95-2,077,935.71-486,116.35

Finding the Fourth Proportional to 1,384,671.95, 2,077,935.71 and 486,116.35

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Solution

The fourth proportional to 1,384,671.95, 2,077,935.71 and 486,116.35 is: 729,500.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,671.95 : 2,077,935.71 = 486,116.35 : x
  2. Step 2: Convert to fraction form
    1,384,671.95/2,077,935.71 = 486,116.35/x
  3. Step 3: Cross multiply
    1,384,671.95x = 2,077,935.71 × 486,116.35
  4. Step 4: Simplify right side
    1,384,671.95x = 1,010,118,529,677.23
  5. Step 5: Solve for x
    x = 1,010,118,529,677.23/1,384,671.95
  6. Step 6: Final answer
    x = 729,500.25

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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.