Home / 1,370,269.65-1,890,949.14-758,409.33

Finding the Fourth Proportional to 1,370,269.65, 1,890,949.14 and 758,409.33

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Solution

The fourth proportional to 1,370,269.65, 1,890,949.14 and 758,409.33 is: 1,046,592.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,269.65 : 1,890,949.14 = 758,409.33 : x
  2. Step 2: Convert to fraction form
    1,370,269.65/1,890,949.14 = 758,409.33/x
  3. Step 3: Cross multiply
    1,370,269.65x = 1,890,949.14 × 758,409.33
  4. Step 4: Simplify right side
    1,370,269.65x = 1,434,113,470,331.48
  5. Step 5: Solve for x
    x = 1,434,113,470,331.48/1,370,269.65
  6. Step 6: Final answer
    x = 1,046,592.16

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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.