Home / 1,306,862.40-1,803,477.32-726,086.32

Finding the Fourth Proportional to 1,306,862.40, 1,803,477.32 and 726,086.32

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Solution

The fourth proportional to 1,306,862.40, 1,803,477.32 and 726,086.32 is: 1,002,003.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,862.40 : 1,803,477.32 = 726,086.32 : x
  2. Step 2: Convert to fraction form
    1,306,862.40/1,803,477.32 = 726,086.32/x
  3. Step 3: Cross multiply
    1,306,862.40x = 1,803,477.32 × 726,086.32
  4. Step 4: Simplify right side
    1,306,862.40x = 1,309,480,210,482.26
  5. Step 5: Solve for x
    x = 1,309,480,210,482.26/1,306,862.40
  6. Step 6: Final answer
    x = 1,002,003.13

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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.