Home / 1,490,636.78-2,056,974.99-846,070.10

Finding the Fourth Proportional to 1,490,636.78, 2,056,974.99 and 846,070.10

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Solution

The fourth proportional to 1,490,636.78, 2,056,974.99 and 846,070.10 is: 1,167,517.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,636.78 : 2,056,974.99 = 846,070.10 : x
  2. Step 2: Convert to fraction form
    1,490,636.78/2,056,974.99 = 846,070.10/x
  3. Step 3: Cross multiply
    1,490,636.78x = 2,056,974.99 × 846,070.10
  4. Step 4: Simplify right side
    1,490,636.78x = 1,740,345,035,486.80
  5. Step 5: Solve for x
    x = 1,740,345,035,486.80/1,490,636.78
  6. Step 6: Final answer
    x = 1,167,517.84

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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.