Home / 1,298,707.73-1,948,061.52-352,053.84

Finding the Fourth Proportional to 1,298,707.73, 1,948,061.52 and 352,053.84

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Solution

The fourth proportional to 1,298,707.73, 1,948,061.52 and 352,053.84 is: 528,080.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,707.73 : 1,948,061.52 = 352,053.84 : x
  2. Step 2: Convert to fraction form
    1,298,707.73/1,948,061.52 = 352,053.84/x
  3. Step 3: Cross multiply
    1,298,707.73x = 1,948,061.52 × 352,053.84
  4. Step 4: Simplify right side
    1,298,707.73x = 685,822,538,672.24
  5. Step 5: Solve for x
    x = 685,822,538,672.24/1,298,707.73
  6. Step 6: Final answer
    x = 528,080.74

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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.