Home / 1,355,505.93-2,032,668.27-456,780.15

Finding the Fourth Proportional to 1,355,505.93, 2,032,668.27 and 456,780.15

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Solution

The fourth proportional to 1,355,505.93, 2,032,668.27 and 456,780.15 is: 684,971.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,505.93 : 2,032,668.27 = 456,780.15 : x
  2. Step 2: Convert to fraction form
    1,355,505.93/2,032,668.27 = 456,780.15/x
  3. Step 3: Cross multiply
    1,355,505.93x = 2,032,668.27 × 456,780.15
  4. Step 4: Simplify right side
    1,355,505.93x = 928,482,517,270.84
  5. Step 5: Solve for x
    x = 928,482,517,270.84/1,355,505.93
  6. Step 6: Final answer
    x = 684,971.20

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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.