Home / 1,458,323.70-2,187,485.55-1,009,551.30

Finding the Fourth Proportional to 1,458,323.70, 2,187,485.55 and 1,009,551.30

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Solution

The fourth proportional to 1,458,323.70, 2,187,485.55 and 1,009,551.30 is: 1,514,326.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,323.70 : 2,187,485.55 = 1,009,551.30 : x
  2. Step 2: Convert to fraction form
    1,458,323.70/2,187,485.55 = 1,009,551.30/x
  3. Step 3: Cross multiply
    1,458,323.70x = 2,187,485.55 × 1,009,551.30
  4. Step 4: Simplify right side
    1,458,323.70x = 2,208,378,880,733.72
  5. Step 5: Solve for x
    x = 2,208,378,880,733.72/1,458,323.70
  6. Step 6: Final answer
    x = 1,514,326.95

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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.