Home / 1,771,002.63-2,657,919.42-918,317.25

Finding the Fourth Proportional to 1,771,002.63, 2,657,919.42 and 918,317.25

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Solution

The fourth proportional to 1,771,002.63, 2,657,919.42 and 918,317.25 is: 1,378,209.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,002.63 : 2,657,919.42 = 918,317.25 : x
  2. Step 2: Convert to fraction form
    1,771,002.63/2,657,919.42 = 918,317.25/x
  3. Step 3: Cross multiply
    1,771,002.63x = 2,657,919.42 × 918,317.25
  4. Step 4: Simplify right side
    1,771,002.63x = 2,440,813,252,496.00
  5. Step 5: Solve for x
    x = 2,440,813,252,496.00/1,771,002.63
  6. Step 6: Final answer
    x = 1,378,209.84

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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.