Home / 1,262,525.48-1,742,294.39-689,565.66

Finding the Fourth Proportional to 1,262,525.48, 1,742,294.39 and 689,565.66

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Solution

The fourth proportional to 1,262,525.48, 1,742,294.39 and 689,565.66 is: 951,605.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,525.48 : 1,742,294.39 = 689,565.66 : x
  2. Step 2: Convert to fraction form
    1,262,525.48/1,742,294.39 = 689,565.66/x
  3. Step 3: Cross multiply
    1,262,525.48x = 1,742,294.39 × 689,565.66
  4. Step 4: Simplify right side
    1,262,525.48x = 1,201,426,377,761.16
  5. Step 5: Solve for x
    x = 1,201,426,377,761.16/1,262,525.48
  6. Step 6: Final answer
    x = 951,605.64

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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.