Home / 1,490,386.22-2,056,615.44-845,806.52

Finding the Fourth Proportional to 1,490,386.22, 2,056,615.44 and 845,806.52

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Solution

The fourth proportional to 1,490,386.22, 2,056,615.44 and 845,806.52 is: 1,167,146.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,386.22 : 2,056,615.44 = 845,806.52 : x
  2. Step 2: Convert to fraction form
    1,490,386.22/2,056,615.44 = 845,806.52/x
  3. Step 3: Cross multiply
    1,490,386.22x = 2,056,615.44 × 845,806.52
  4. Step 4: Simplify right side
    1,490,386.22x = 1,739,498,748,284.67
  5. Step 5: Solve for x
    x = 1,739,498,748,284.67/1,490,386.22
  6. Step 6: Final answer
    x = 1,167,146.29

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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.