Home / 954,145.40-1,431,218.10-824,237.60

Finding the Fourth Proportional to 954,145.40, 1,431,218.10 and 824,237.60

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Solution

The fourth proportional to 954,145.40, 1,431,218.10 and 824,237.60 is: 1,236,356.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,145.40 : 1,431,218.10 = 824,237.60 : x
  2. Step 2: Convert to fraction form
    954,145.40/1,431,218.10 = 824,237.60/x
  3. Step 3: Cross multiply
    954,145.40x = 1,431,218.10 × 824,237.60
  4. Step 4: Simplify right side
    954,145.40x = 1,179,663,771,820.56
  5. Step 5: Solve for x
    x = 1,179,663,771,820.56/954,145.40
  6. Step 6: Final answer
    x = 1,236,356.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.