Home / 1,369,656.36-2,054,764.75-470,981.39

Finding the Fourth Proportional to 1,369,656.36, 2,054,764.75 and 470,981.39

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Solution

The fourth proportional to 1,369,656.36, 2,054,764.75 and 470,981.39 is: 706,568.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,656.36 : 2,054,764.75 = 470,981.39 : x
  2. Step 2: Convert to fraction form
    1,369,656.36/2,054,764.75 = 470,981.39/x
  3. Step 3: Cross multiply
    1,369,656.36x = 2,054,764.75 × 470,981.39
  4. Step 4: Simplify right side
    1,369,656.36x = 967,755,949,496.75
  5. Step 5: Solve for x
    x = 967,755,949,496.75/1,369,656.36
  6. Step 6: Final answer
    x = 706,568.43

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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.