Home / 1,667,385.60-2,300,994.18-903,438.60

Finding the Fourth Proportional to 1,667,385.60, 2,300,994.18 and 903,438.60

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Solution

The fourth proportional to 1,667,385.60, 2,300,994.18 and 903,438.60 is: 1,246,746.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,385.60 : 2,300,994.18 = 903,438.60 : x
  2. Step 2: Convert to fraction form
    1,667,385.60/2,300,994.18 = 903,438.60/x
  3. Step 3: Cross multiply
    1,667,385.60x = 2,300,994.18 × 903,438.60
  4. Step 4: Simplify right side
    1,667,385.60x = 2,078,806,960,587.35
  5. Step 5: Solve for x
    x = 2,078,806,960,587.35/1,667,385.60
  6. Step 6: Final answer
    x = 1,246,746.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.