Home / 1,531,931.43-2,114,071.38-920,094.59

Finding the Fourth Proportional to 1,531,931.43, 2,114,071.38 and 920,094.59

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Solution

The fourth proportional to 1,531,931.43, 2,114,071.38 and 920,094.59 is: 1,269,734.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,931.43 : 2,114,071.38 = 920,094.59 : x
  2. Step 2: Convert to fraction form
    1,531,931.43/2,114,071.38 = 920,094.59/x
  3. Step 3: Cross multiply
    1,531,931.43x = 2,114,071.38 × 920,094.59
  4. Step 4: Simplify right side
    1,531,931.43x = 1,945,145,644,897.01
  5. Step 5: Solve for x
    x = 1,945,145,644,897.01/1,531,931.43
  6. Step 6: Final answer
    x = 1,269,734.14

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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.