Home / 1,668,518.73-2,302,555.84-904,572.29

Finding the Fourth Proportional to 1,668,518.73, 2,302,555.84 and 904,572.29

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Solution

The fourth proportional to 1,668,518.73, 2,302,555.84 and 904,572.29 is: 1,248,309.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,518.73 : 2,302,555.84 = 904,572.29 : x
  2. Step 2: Convert to fraction form
    1,668,518.73/2,302,555.84 = 904,572.29/x
  3. Step 3: Cross multiply
    1,668,518.73x = 2,302,555.84 × 904,572.29
  4. Step 4: Simplify right side
    1,668,518.73x = 2,082,828,212,536.63
  5. Step 5: Solve for x
    x = 2,082,828,212,536.63/1,668,518.73
  6. Step 6: Final answer
    x = 1,248,309.76

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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.