Home / 3,525,398.28-5,288,222.70-1,128,931.47

Finding the Fourth Proportional to 3,525,398.28, 5,288,222.70 and 1,128,931.47

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Solution

The fourth proportional to 3,525,398.28, 5,288,222.70 and 1,128,931.47 is: 1,693,437.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525,398.28 : 5,288,222.70 = 1,128,931.47 : x
  2. Step 2: Convert to fraction form
    3,525,398.28/5,288,222.70 = 1,128,931.47/x
  3. Step 3: Cross multiply
    3,525,398.28x = 5,288,222.70 × 1,128,931.47
  4. Step 4: Simplify right side
    3,525,398.28x = 5,970,041,026,398.37
  5. Step 5: Solve for x
    x = 5,970,041,026,398.37/3,525,398.28
  6. Step 6: Final answer
    x = 1,693,437.32

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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.