Home / 1,458,816.77-2,186,384.47-739,339.28

Finding the Fourth Proportional to 1,458,816.77, 2,186,384.47 and 739,339.28

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Solution

The fourth proportional to 1,458,816.77, 2,186,384.47 and 739,339.28 is: 1,108,076.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,816.77 : 2,186,384.47 = 739,339.28 : x
  2. Step 2: Convert to fraction form
    1,458,816.77/2,186,384.47 = 739,339.28/x
  3. Step 3: Cross multiply
    1,458,816.77x = 2,186,384.47 × 739,339.28
  4. Step 4: Simplify right side
    1,458,816.77x = 1,616,479,925,318.94
  5. Step 5: Solve for x
    x = 1,616,479,925,318.94/1,458,816.77
  6. Step 6: Final answer
    x = 1,108,076.05

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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.