Home / 1,332,907.16-1,999,155.40-434,346.62

Finding the Fourth Proportional to 1,332,907.16, 1,999,155.40 and 434,346.62

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Solution

The fourth proportional to 1,332,907.16, 1,999,155.40 and 434,346.62 is: 651,453.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,907.16 : 1,999,155.40 = 434,346.62 : x
  2. Step 2: Convert to fraction form
    1,332,907.16/1,999,155.40 = 434,346.62/x
  3. Step 3: Cross multiply
    1,332,907.16x = 1,999,155.40 × 434,346.62
  4. Step 4: Simplify right side
    1,332,907.16x = 868,326,379,763.10
  5. Step 5: Solve for x
    x = 868,326,379,763.10/1,332,907.16
  6. Step 6: Final answer
    x = 651,453.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.