Home / 1,670,281.56-2,505,790.08-710,685.90

Finding the Fourth Proportional to 1,670,281.56, 2,505,790.08 and 710,685.90

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Solution

The fourth proportional to 1,670,281.56, 2,505,790.08 and 710,685.90 is: 1,066,185.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,281.56 : 2,505,790.08 = 710,685.90 : x
  2. Step 2: Convert to fraction form
    1,670,281.56/2,505,790.08 = 710,685.90/x
  3. Step 3: Cross multiply
    1,670,281.56x = 2,505,790.08 × 710,685.90
  4. Step 4: Simplify right side
    1,670,281.56x = 1,780,829,678,215.87
  5. Step 5: Solve for x
    x = 1,780,829,678,215.87/1,670,281.56
  6. Step 6: Final answer
    x = 1,066,185.32

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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.