Home / 1,135,826.40-1,567,658.16-683,263.20

Finding the Fourth Proportional to 1,135,826.40, 1,567,658.16 and 683,263.20

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Solution

The fourth proportional to 1,135,826.40, 1,567,658.16 and 683,263.20 is: 943,034.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,826.40 : 1,567,658.16 = 683,263.20 : x
  2. Step 2: Convert to fraction form
    1,135,826.40/1,567,658.16 = 683,263.20/x
  3. Step 3: Cross multiply
    1,135,826.40x = 1,567,658.16 × 683,263.20
  4. Step 4: Simplify right side
    1,135,826.40x = 1,071,123,130,907.71
  5. Step 5: Solve for x
    x = 1,071,123,130,907.71/1,135,826.40
  6. Step 6: Final answer
    x = 943,034.19

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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.