Home / 1,490,104.98-2,056,628.31-845,585.16

Finding the Fourth Proportional to 1,490,104.98, 2,056,628.31 and 845,585.16

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Solution

The fourth proportional to 1,490,104.98, 2,056,628.31 and 845,585.16 is: 1,167,068.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,104.98 : 2,056,628.31 = 845,585.16 : x
  2. Step 2: Convert to fraction form
    1,490,104.98/2,056,628.31 = 845,585.16/x
  3. Step 3: Cross multiply
    1,490,104.98x = 2,056,628.31 × 845,585.16
  4. Step 4: Simplify right side
    1,490,104.98x = 1,739,054,378,571.88
  5. Step 5: Solve for x
    x = 1,739,054,378,571.88/1,490,104.98
  6. Step 6: Final answer
    x = 1,167,068.36

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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.