Home / 1,555,030.77-2,332,546.16-657,485.97

Finding the Fourth Proportional to 1,555,030.77, 2,332,546.16 and 657,485.97

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Solution

The fourth proportional to 1,555,030.77, 2,332,546.16 and 657,485.97 is: 986,228.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,030.77 : 2,332,546.16 = 657,485.97 : x
  2. Step 2: Convert to fraction form
    1,555,030.77/2,332,546.16 = 657,485.97/x
  3. Step 3: Cross multiply
    1,555,030.77x = 2,332,546.16 × 657,485.97
  4. Step 4: Simplify right side
    1,555,030.77x = 1,533,616,371,289.95
  5. Step 5: Solve for x
    x = 1,533,616,371,289.95/1,555,030.77
  6. Step 6: Final answer
    x = 986,228.96

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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.