Home / 1,013,993.23-1,399,310.67-561,284.23

Finding the Fourth Proportional to 1,013,993.23, 1,399,310.67 and 561,284.23

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Solution

The fourth proportional to 1,013,993.23, 1,399,310.67 and 561,284.23 is: 774,572.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,993.23 : 1,399,310.67 = 561,284.23 : x
  2. Step 2: Convert to fraction form
    1,013,993.23/1,399,310.67 = 561,284.23/x
  3. Step 3: Cross multiply
    1,013,993.23x = 1,399,310.67 × 561,284.23
  4. Step 4: Simplify right side
    1,013,993.23x = 785,411,011,941.73
  5. Step 5: Solve for x
    x = 785,411,011,941.73/1,013,993.23
  6. Step 6: Final answer
    x = 774,572.24

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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.