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Finding the Fourth Proportional to 1,486,953, 2,225,603.90 and 802,888.90

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Solution

The fourth proportional to 1,486,953, 2,225,603.90 and 802,888.90 is: 1,201,727.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,953 : 2,225,603.90 = 802,888.90 : x
  2. Step 2: Convert to fraction form
    1,486,953/2,225,603.90 = 802,888.90/x
  3. Step 3: Cross multiply
    1,486,953x = 2,225,603.90 × 802,888.90
  4. Step 4: Simplify right side
    1,486,953x = 1,786,912,667,106.71
  5. Step 5: Solve for x
    x = 1,786,912,667,106.71/1,486,953
  6. Step 6: Final answer
    x = 1,201,727.74

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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.