Home / 1,171,224.59-1,616,222.85-647,903.98

Finding the Fourth Proportional to 1,171,224.59, 1,616,222.85 and 647,903.98

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Solution

The fourth proportional to 1,171,224.59, 1,616,222.85 and 647,903.98 is: 894,070.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,224.59 : 1,616,222.85 = 647,903.98 : x
  2. Step 2: Convert to fraction form
    1,171,224.59/1,616,222.85 = 647,903.98/x
  3. Step 3: Cross multiply
    1,171,224.59x = 1,616,222.85 × 647,903.98
  4. Step 4: Simplify right side
    1,171,224.59x = 1,047,157,209,000.83
  5. Step 5: Solve for x
    x = 1,047,157,209,000.83/1,171,224.59
  6. Step 6: Final answer
    x = 894,070.38

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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.