Home / 1,070,621.47-1,606,352.51-471,162.12

Finding the Fourth Proportional to 1,070,621.47, 1,606,352.51 and 471,162.12

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Solution

The fourth proportional to 1,070,621.47, 1,606,352.51 and 471,162.12 is: 706,928.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,621.47 : 1,606,352.51 = 471,162.12 : x
  2. Step 2: Convert to fraction form
    1,070,621.47/1,606,352.51 = 471,162.12/x
  3. Step 3: Cross multiply
    1,070,621.47x = 1,606,352.51 × 471,162.12
  4. Step 4: Simplify right side
    1,070,621.47x = 756,852,454,078.92
  5. Step 5: Solve for x
    x = 756,852,454,078.92/1,070,621.47
  6. Step 6: Final answer
    x = 706,928.15

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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.