Home / 1,803,954.02-2,489,368.08-988,161.32

Finding the Fourth Proportional to 1,803,954.02, 2,489,368.08 and 988,161.32

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Solution

The fourth proportional to 1,803,954.02, 2,489,368.08 and 988,161.32 is: 1,363,614.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,954.02 : 2,489,368.08 = 988,161.32 : x
  2. Step 2: Convert to fraction form
    1,803,954.02/2,489,368.08 = 988,161.32/x
  3. Step 3: Cross multiply
    1,803,954.02x = 2,489,368.08 × 988,161.32
  4. Step 4: Simplify right side
    1,803,954.02x = 2,459,897,254,122.09
  5. Step 5: Solve for x
    x = 2,459,897,254,122.09/1,803,954.02
  6. Step 6: Final answer
    x = 1,363,614.16

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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.