Home / 1,299,624.96-1,793,477.52-726,663.36

Finding the Fourth Proportional to 1,299,624.96, 1,793,477.52 and 726,663.36

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Solution

The fourth proportional to 1,299,624.96, 1,793,477.52 and 726,663.36 is: 1,002,792.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,624.96 : 1,793,477.52 = 726,663.36 : x
  2. Step 2: Convert to fraction form
    1,299,624.96/1,793,477.52 = 726,663.36/x
  3. Step 3: Cross multiply
    1,299,624.96x = 1,793,477.52 × 726,663.36
  4. Step 4: Simplify right side
    1,299,624.96x = 1,303,254,400,767.67
  5. Step 5: Solve for x
    x = 1,303,254,400,767.67/1,299,624.96
  6. Step 6: Final answer
    x = 1,002,792.68

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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.