Home / 1,370,288.07-2,055,570.21-471,611.70

Finding the Fourth Proportional to 1,370,288.07, 2,055,570.21 and 471,611.70

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Solution

The fourth proportional to 1,370,288.07, 2,055,570.21 and 471,611.70 is: 707,465.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,288.07 : 2,055,570.21 = 471,611.70 : x
  2. Step 2: Convert to fraction form
    1,370,288.07/2,055,570.21 = 471,611.70/x
  3. Step 3: Cross multiply
    1,370,288.07x = 2,055,570.21 × 471,611.70
  4. Step 4: Simplify right side
    1,370,288.07x = 969,430,961,207.46
  5. Step 5: Solve for x
    x = 969,430,961,207.46/1,370,288.07
  6. Step 6: Final answer
    x = 707,465.08

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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.