Home / 1,448,058.42-1,998,320.40-803,483.10

Finding the Fourth Proportional to 1,448,058.42, 1,998,320.40 and 803,483.10

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Solution

The fourth proportional to 1,448,058.42, 1,998,320.40 and 803,483.10 is: 1,108,806.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,058.42 : 1,998,320.40 = 803,483.10 : x
  2. Step 2: Convert to fraction form
    1,448,058.42/1,998,320.40 = 803,483.10/x
  3. Step 3: Cross multiply
    1,448,058.42x = 1,998,320.40 × 803,483.10
  4. Step 4: Simplify right side
    1,448,058.42x = 1,605,616,669,785.24
  5. Step 5: Solve for x
    x = 1,605,616,669,785.24/1,448,058.42
  6. Step 6: Final answer
    x = 1,108,806.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.