Home / 1,604,721.51-2,214,742.50-993,071.27

Finding the Fourth Proportional to 1,604,721.51, 2,214,742.50 and 993,071.27

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Solution

The fourth proportional to 1,604,721.51, 2,214,742.50 and 993,071.27 is: 1,370,578.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,721.51 : 2,214,742.50 = 993,071.27 : x
  2. Step 2: Convert to fraction form
    1,604,721.51/2,214,742.50 = 993,071.27/x
  3. Step 3: Cross multiply
    1,604,721.51x = 2,214,742.50 × 993,071.27
  4. Step 4: Simplify right side
    1,604,721.51x = 2,199,397,152,734.83
  5. Step 5: Solve for x
    x = 2,199,397,152,734.83/1,604,721.51
  6. Step 6: Final answer
    x = 1,370,578.72

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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.