Home / 1,314,284.67-1,813,767.80-830,674.17

Finding the Fourth Proportional to 1,314,284.67, 1,813,767.80 and 830,674.17

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Solution

The fourth proportional to 1,314,284.67, 1,813,767.80 and 830,674.17 is: 1,146,365.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,284.67 : 1,813,767.80 = 830,674.17 : x
  2. Step 2: Convert to fraction form
    1,314,284.67/1,813,767.80 = 830,674.17/x
  3. Step 3: Cross multiply
    1,314,284.67x = 1,813,767.80 × 830,674.17
  4. Step 4: Simplify right side
    1,314,284.67x = 1,506,650,057,684.36
  5. Step 5: Solve for x
    x = 1,506,650,057,684.36/1,314,284.67
  6. Step 6: Final answer
    x = 1,146,365.09

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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.