Home / 1,148,991.72-1,724,275.14-401,037.72

Finding the Fourth Proportional to 1,148,991.72, 1,724,275.14 and 401,037.72

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Solution

The fourth proportional to 1,148,991.72, 1,724,275.14 and 401,037.72 is: 601,831.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,991.72 : 1,724,275.14 = 401,037.72 : x
  2. Step 2: Convert to fraction form
    1,148,991.72/1,724,275.14 = 401,037.72/x
  3. Step 3: Cross multiply
    1,148,991.72x = 1,724,275.14 × 401,037.72
  4. Step 4: Simplify right side
    1,148,991.72x = 691,499,370,798.28
  5. Step 5: Solve for x
    x = 691,499,370,798.28/1,148,991.72
  6. Step 6: Final answer
    x = 601,831.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.