Home / 1,485,957.42-2,050,622.46-841,378.64

Finding the Fourth Proportional to 1,485,957.42, 2,050,622.46 and 841,378.64

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Solution

The fourth proportional to 1,485,957.42, 2,050,622.46 and 841,378.64 is: 1,161,103.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,957.42 : 2,050,622.46 = 841,378.64 : x
  2. Step 2: Convert to fraction form
    1,485,957.42/2,050,622.46 = 841,378.64/x
  3. Step 3: Cross multiply
    1,485,957.42x = 2,050,622.46 × 841,378.64
  4. Step 4: Simplify right side
    1,485,957.42x = 1,725,349,926,295.14
  5. Step 5: Solve for x
    x = 1,725,349,926,295.14/1,485,957.42
  6. Step 6: Final answer
    x = 1,161,103.21

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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.