Home / 1,262,408.90-1,742,167.27-746,604.95

Finding the Fourth Proportional to 1,262,408.90, 1,742,167.27 and 746,604.95

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Solution

The fourth proportional to 1,262,408.90, 1,742,167.27 and 746,604.95 is: 1,030,340.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,408.90 : 1,742,167.27 = 746,604.95 : x
  2. Step 2: Convert to fraction form
    1,262,408.90/1,742,167.27 = 746,604.95/x
  3. Step 3: Cross multiply
    1,262,408.90x = 1,742,167.27 × 746,604.95
  4. Step 4: Simplify right side
    1,262,408.90x = 1,300,710,705,332.28
  5. Step 5: Solve for x
    x = 1,300,710,705,332.28/1,262,408.90
  6. Step 6: Final answer
    x = 1,030,340.25

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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.