Home / 1,348,728.95-2,008,782.73-1,342,210.48

Finding the Fourth Proportional to 1,348,728.95, 2,008,782.73 and 1,342,210.48

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Solution

The fourth proportional to 1,348,728.95, 2,008,782.73 and 1,342,210.48 is: 1,999,074.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,728.95 : 2,008,782.73 = 1,342,210.48 : x
  2. Step 2: Convert to fraction form
    1,348,728.95/2,008,782.73 = 1,342,210.48/x
  3. Step 3: Cross multiply
    1,348,728.95x = 2,008,782.73 × 1,342,210.48
  4. Step 4: Simplify right side
    1,348,728.95x = 2,696,209,232,249.01
  5. Step 5: Solve for x
    x = 2,696,209,232,249.01/1,348,728.95
  6. Step 6: Final answer
    x = 1,999,074.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.