Home / 1,249,737.20-1,724,628.75-676,764.26

Finding the Fourth Proportional to 1,249,737.20, 1,724,628.75 and 676,764.26

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Solution

The fourth proportional to 1,249,737.20, 1,724,628.75 and 676,764.26 is: 933,930.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,737.20 : 1,724,628.75 = 676,764.26 : x
  2. Step 2: Convert to fraction form
    1,249,737.20/1,724,628.75 = 676,764.26/x
  3. Step 3: Cross multiply
    1,249,737.20x = 1,724,628.75 × 676,764.26
  4. Step 4: Simplify right side
    1,249,737.20x = 1,167,167,099,768.48
  5. Step 5: Solve for x
    x = 1,167,167,099,768.48/1,249,737.20
  6. Step 6: Final answer
    x = 933,930.03

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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.