Home / 1,249,887.70-1,724,836.44-676,914.76

Finding the Fourth Proportional to 1,249,887.70, 1,724,836.44 and 676,914.76

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Solution

The fourth proportional to 1,249,887.70, 1,724,836.44 and 676,914.76 is: 934,137.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,887.70 : 1,724,836.44 = 676,914.76 : x
  2. Step 2: Convert to fraction form
    1,249,887.70/1,724,836.44 = 676,914.76/x
  3. Step 3: Cross multiply
    1,249,887.70x = 1,724,836.44 × 676,914.76
  4. Step 4: Simplify right side
    1,249,887.70x = 1,167,567,244,821.85
  5. Step 5: Solve for x
    x = 1,167,567,244,821.85/1,249,887.70
  6. Step 6: Final answer
    x = 934,137.72

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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.