Home / 4,210,898.43-6,315,688.77-1,370,991.45

Finding the Fourth Proportional to 4,210,898.43, 6,315,688.77 and 1,370,991.45

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Solution

The fourth proportional to 4,210,898.43, 6,315,688.77 and 1,370,991.45 is: 2,056,272.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210,898.43 : 6,315,688.77 = 1,370,991.45 : x
  2. Step 2: Convert to fraction form
    4,210,898.43/6,315,688.77 = 1,370,991.45/x
  3. Step 3: Cross multiply
    4,210,898.43x = 6,315,688.77 × 1,370,991.45
  4. Step 4: Simplify right side
    4,210,898.43x = 8,658,755,304,531.02
  5. Step 5: Solve for x
    x = 8,658,755,304,531.02/4,210,898.43
  6. Step 6: Final answer
    x = 2,056,272.66

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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.