Home / 1,660,870.70-2,292,001.56-896,924.21

Finding the Fourth Proportional to 1,660,870.70, 2,292,001.56 and 896,924.21

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Solution

The fourth proportional to 1,660,870.70, 2,292,001.56 and 896,924.21 is: 1,237,755.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,870.70 : 2,292,001.56 = 896,924.21 : x
  2. Step 2: Convert to fraction form
    1,660,870.70/2,292,001.56 = 896,924.21/x
  3. Step 3: Cross multiply
    1,660,870.70x = 2,292,001.56 × 896,924.21
  4. Step 4: Simplify right side
    1,660,870.70x = 2,055,751,688,521.77
  5. Step 5: Solve for x
    x = 2,055,751,688,521.77/1,660,870.70
  6. Step 6: Final answer
    x = 1,237,755.41

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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.