Home / 1,262,409.65-1,742,168.31-746,605.70

Finding the Fourth Proportional to 1,262,409.65, 1,742,168.31 and 746,605.70

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Solution

The fourth proportional to 1,262,409.65, 1,742,168.31 and 746,605.70 is: 1,030,341.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,409.65 : 1,742,168.31 = 746,605.70 : x
  2. Step 2: Convert to fraction form
    1,262,409.65/1,742,168.31 = 746,605.70/x
  3. Step 3: Cross multiply
    1,262,409.65x = 1,742,168.31 × 746,605.70
  4. Step 4: Simplify right side
    1,262,409.65x = 1,300,712,790,605.37
  5. Step 5: Solve for x
    x = 1,300,712,790,605.37/1,262,409.65
  6. Step 6: Final answer
    x = 1,030,341.29

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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.