Home / 1,430,449.08-2,146,196.94-1,345,943.40

Finding the Fourth Proportional to 1,430,449.08, 2,146,196.94 and 1,345,943.40

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Solution

The fourth proportional to 1,430,449.08, 2,146,196.94 and 1,345,943.40 is: 2,019,407.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,449.08 : 2,146,196.94 = 1,345,943.40 : x
  2. Step 2: Convert to fraction form
    1,430,449.08/2,146,196.94 = 1,345,943.40/x
  3. Step 3: Cross multiply
    1,430,449.08x = 2,146,196.94 × 1,345,943.40
  4. Step 4: Simplify right side
    1,430,449.08x = 2,888,659,606,493.20
  5. Step 5: Solve for x
    x = 2,888,659,606,493.20/1,430,449.08
  6. Step 6: Final answer
    x = 2,019,407.50

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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.