Home / 1,456,749.95-2,010,323.36-812,210.27

Finding the Fourth Proportional to 1,456,749.95, 2,010,323.36 and 812,210.27

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Solution

The fourth proportional to 1,456,749.95, 2,010,323.36 and 812,210.27 is: 1,120,854.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,749.95 : 2,010,323.36 = 812,210.27 : x
  2. Step 2: Convert to fraction form
    1,456,749.95/2,010,323.36 = 812,210.27/x
  3. Step 3: Cross multiply
    1,456,749.95x = 2,010,323.36 × 812,210.27
  4. Step 4: Simplify right side
    1,456,749.95x = 1,632,805,279,012.91
  5. Step 5: Solve for x
    x = 1,632,805,279,012.91/1,456,749.95
  6. Step 6: Final answer
    x = 1,120,854.87

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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.