Home / 1,142,359.92-1,576,476.96-626,079.60

Finding the Fourth Proportional to 1,142,359.92, 1,576,476.96 and 626,079.60

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Solution

The fourth proportional to 1,142,359.92, 1,576,476.96 and 626,079.60 is: 864,000.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,359.92 : 1,576,476.96 = 626,079.60 : x
  2. Step 2: Convert to fraction form
    1,142,359.92/1,576,476.96 = 626,079.60/x
  3. Step 3: Cross multiply
    1,142,359.92x = 1,576,476.96 × 626,079.60
  4. Step 4: Simplify right side
    1,142,359.92x = 987,000,064,526.02
  5. Step 5: Solve for x
    x = 987,000,064,526.02/1,142,359.92
  6. Step 6: Final answer
    x = 864,000.96

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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.