Home / 1,490,450.58-2,057,090.02-878,567

Finding the Fourth Proportional to 1,490,450.58, 2,057,090.02 and 878,567

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Solution

The fourth proportional to 1,490,450.58, 2,057,090.02 and 878,567 is: 1,212,580.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,450.58 : 2,057,090.02 = 878,567 : x
  2. Step 2: Convert to fraction form
    1,490,450.58/2,057,090.02 = 878,567/x
  3. Step 3: Cross multiply
    1,490,450.58x = 2,057,090.02 × 878,567
  4. Step 4: Simplify right side
    1,490,450.58x = 1,807,291,407,601.34
  5. Step 5: Solve for x
    x = 1,807,291,407,601.34/1,490,450.58
  6. Step 6: Final answer
    x = 1,212,580.57

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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.