Home / 2,130,131.79-3,195,225.94-710,188.32

Finding the Fourth Proportional to 2,130,131.79, 3,195,225.94 and 710,188.32

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Solution

The fourth proportional to 2,130,131.79, 3,195,225.94 and 710,188.32 is: 1,065,291.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,131.79 : 3,195,225.94 = 710,188.32 : x
  2. Step 2: Convert to fraction form
    2,130,131.79/3,195,225.94 = 710,188.32/x
  3. Step 3: Cross multiply
    2,130,131.79x = 3,195,225.94 × 710,188.32
  4. Step 4: Simplify right side
    2,130,131.79x = 2,269,212,142,349.02
  5. Step 5: Solve for x
    x = 2,269,212,142,349.02/2,130,131.79
  6. Step 6: Final answer
    x = 1,065,291.90

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Double scale
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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.