Home / 2,020,284.31-2,788,051.13-1,102,572.48

Finding the Fourth Proportional to 2,020,284.31, 2,788,051.13 and 1,102,572.48

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Solution

The fourth proportional to 2,020,284.31, 2,788,051.13 and 1,102,572.48 is: 1,521,582.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,284.31 : 2,788,051.13 = 1,102,572.48 : x
  2. Step 2: Convert to fraction form
    2,020,284.31/2,788,051.13 = 1,102,572.48/x
  3. Step 3: Cross multiply
    2,020,284.31x = 2,788,051.13 × 1,102,572.48
  4. Step 4: Simplify right side
    2,020,284.31x = 3,074,028,448,770.90
  5. Step 5: Solve for x
    x = 3,074,028,448,770.90/2,020,284.31
  6. Step 6: Final answer
    x = 1,521,582.11

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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.