Home / 1,490,165.64-2,056,371.44-845,547.39

Finding the Fourth Proportional to 1,490,165.64, 2,056,371.44 and 845,547.39

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Solution

The fourth proportional to 1,490,165.64, 2,056,371.44 and 845,547.39 is: 1,166,822.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,165.64 : 2,056,371.44 = 845,547.39 : x
  2. Step 2: Convert to fraction form
    1,490,165.64/2,056,371.44 = 845,547.39/x
  3. Step 3: Cross multiply
    1,490,165.64x = 2,056,371.44 × 845,547.39
  4. Step 4: Simplify right side
    1,490,165.64x = 1,738,759,499,734.80
  5. Step 5: Solve for x
    x = 1,738,759,499,734.80/1,490,165.64
  6. Step 6: Final answer
    x = 1,166,822.97

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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.