Home / 1,197,582.54-1,652,417.10-688,186.50

Finding the Fourth Proportional to 1,197,582.54, 1,652,417.10 and 688,186.50

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Solution

The fourth proportional to 1,197,582.54, 1,652,417.10 and 688,186.50 is: 949,555.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,582.54 : 1,652,417.10 = 688,186.50 : x
  2. Step 2: Convert to fraction form
    1,197,582.54/1,652,417.10 = 688,186.50/x
  3. Step 3: Cross multiply
    1,197,582.54x = 1,652,417.10 × 688,186.50
  4. Step 4: Simplify right side
    1,197,582.54x = 1,137,171,140,589.15
  5. Step 5: Solve for x
    x = 1,137,171,140,589.15/1,197,582.54
  6. Step 6: Final answer
    x = 949,555.54

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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.