Home / 1,047,725.28-1,445,908.32-618,023.52

Finding the Fourth Proportional to 1,047,725.28, 1,445,908.32 and 618,023.52

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Solution

The fourth proportional to 1,047,725.28, 1,445,908.32 and 618,023.52 is: 852,900.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,725.28 : 1,445,908.32 = 618,023.52 : x
  2. Step 2: Convert to fraction form
    1,047,725.28/1,445,908.32 = 618,023.52/x
  3. Step 3: Cross multiply
    1,047,725.28x = 1,445,908.32 × 618,023.52
  4. Step 4: Simplify right side
    1,047,725.28x = 893,605,349,523.69
  5. Step 5: Solve for x
    x = 893,605,349,523.69/1,047,725.28
  6. Step 6: Final answer
    x = 852,900.44

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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.