Home / 1,262,408.65-1,742,166.93-746,604.70

Finding the Fourth Proportional to 1,262,408.65, 1,742,166.93 and 746,604.70

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Solution

The fourth proportional to 1,262,408.65, 1,742,166.93 and 746,604.70 is: 1,030,339.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,408.65 : 1,742,166.93 = 746,604.70 : x
  2. Step 2: Convert to fraction form
    1,262,408.65/1,742,166.93 = 746,604.70/x
  3. Step 3: Cross multiply
    1,262,408.65x = 1,742,166.93 × 746,604.70
  4. Step 4: Simplify right side
    1,262,408.65x = 1,300,710,024,500.10
  5. Step 5: Solve for x
    x = 1,300,710,024,500.10/1,262,408.65
  6. Step 6: Final answer
    x = 1,030,339.92

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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.