Home / 1,298,655.42-1,947,983.13-352,026.15

Finding the Fourth Proportional to 1,298,655.42, 1,947,983.13 and 352,026.15

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Solution

The fourth proportional to 1,298,655.42, 1,947,983.13 and 352,026.15 is: 528,039.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,655.42 : 1,947,983.13 = 352,026.15 : x
  2. Step 2: Convert to fraction form
    1,298,655.42/1,947,983.13 = 352,026.15/x
  3. Step 3: Cross multiply
    1,298,655.42x = 1,947,983.13 × 352,026.15
  4. Step 4: Simplify right side
    1,298,655.42x = 685,741,001,518.85
  5. Step 5: Solve for x
    x = 685,741,001,518.85/1,298,655.42
  6. Step 6: Final answer
    x = 528,039.23

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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.