Home / 1,456,704.16-2,009,112.24-947,569.12

Finding the Fourth Proportional to 1,456,704.16, 2,009,112.24 and 947,569.12

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Solution

The fourth proportional to 1,456,704.16, 2,009,112.24 and 947,569.12 is: 1,306,904.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,704.16 : 2,009,112.24 = 947,569.12 : x
  2. Step 2: Convert to fraction form
    1,456,704.16/2,009,112.24 = 947,569.12/x
  3. Step 3: Cross multiply
    1,456,704.16x = 2,009,112.24 × 947,569.12
  4. Step 4: Simplify right side
    1,456,704.16x = 1,903,772,717,238.03
  5. Step 5: Solve for x
    x = 1,903,772,717,238.03/1,456,704.16
  6. Step 6: Final answer
    x = 1,306,904.15

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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.