Home / 1,298,654.42-1,947,981.63-352,025.13

Finding the Fourth Proportional to 1,298,654.42, 1,947,981.63 and 352,025.13

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Solution

The fourth proportional to 1,298,654.42, 1,947,981.63 and 352,025.13 is: 528,037.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,654.42 : 1,947,981.63 = 352,025.13 : x
  2. Step 2: Convert to fraction form
    1,298,654.42/1,947,981.63 = 352,025.13/x
  3. Step 3: Cross multiply
    1,298,654.42x = 1,947,981.63 × 352,025.13
  4. Step 4: Simplify right side
    1,298,654.42x = 685,738,486,538.36
  5. Step 5: Solve for x
    x = 685,738,486,538.36/1,298,654.42
  6. Step 6: Final answer
    x = 528,037.70

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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.