Home / 1,445,157.72-2,158,946.64-935,567.28

Finding the Fourth Proportional to 1,445,157.72, 2,158,946.64 and 935,567.28

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Solution

The fourth proportional to 1,445,157.72, 2,158,946.64 and 935,567.28 is: 1,397,660.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,157.72 : 2,158,946.64 = 935,567.28 : x
  2. Step 2: Convert to fraction form
    1,445,157.72/2,158,946.64 = 935,567.28/x
  3. Step 3: Cross multiply
    1,445,157.72x = 2,158,946.64 × 935,567.28
  4. Step 4: Simplify right side
    1,445,157.72x = 2,019,839,835,649.94
  5. Step 5: Solve for x
    x = 2,019,839,835,649.94/1,445,157.72
  6. Step 6: Final answer
    x = 1,397,660.48

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.