Home / 2,970,191.42-4,098,395.95-1,730,005.86

Finding the Fourth Proportional to 2,970,191.42, 4,098,395.95 and 1,730,005.86

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Solution

The fourth proportional to 2,970,191.42, 4,098,395.95 and 1,730,005.86 is: 2,387,135.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,191.42 : 4,098,395.95 = 1,730,005.86 : x
  2. Step 2: Convert to fraction form
    2,970,191.42/4,098,395.95 = 1,730,005.86/x
  3. Step 3: Cross multiply
    2,970,191.42x = 4,098,395.95 × 1,730,005.86
  4. Step 4: Simplify right side
    2,970,191.42x = 7,090,248,989,608.29
  5. Step 5: Solve for x
    x = 7,090,248,989,608.29/2,970,191.42
  6. Step 6: Final answer
    x = 2,387,135.37

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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.