Home / 1,498,345.32-2,069,385.66-1,384,971.24

Finding the Fourth Proportional to 1,498,345.32, 2,069,385.66 and 1,384,971.24

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Solution

The fourth proportional to 1,498,345.32, 2,069,385.66 and 1,384,971.24 is: 1,912,803.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,345.32 : 2,069,385.66 = 1,384,971.24 : x
  2. Step 2: Convert to fraction form
    1,498,345.32/2,069,385.66 = 1,384,971.24/x
  3. Step 3: Cross multiply
    1,498,345.32x = 2,069,385.66 × 1,384,971.24
  4. Step 4: Simplify right side
    1,498,345.32x = 2,866,039,623,568.42
  5. Step 5: Solve for x
    x = 2,866,039,623,568.42/1,498,345.32
  6. Step 6: Final answer
    x = 1,912,803.13

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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.