Home / 3,076,420.31-4,245,545.61-1,699,852.71

Finding the Fourth Proportional to 3,076,420.31, 4,245,545.61 and 1,699,852.71

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Solution

The fourth proportional to 3,076,420.31, 4,245,545.61 and 1,699,852.71 is: 2,345,844.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076,420.31 : 4,245,545.61 = 1,699,852.71 : x
  2. Step 2: Convert to fraction form
    3,076,420.31/4,245,545.61 = 1,699,852.71/x
  3. Step 3: Cross multiply
    3,076,420.31x = 4,245,545.61 × 1,699,852.71
  4. Step 4: Simplify right side
    3,076,420.31x = 7,216,802,210,587.10
  5. Step 5: Solve for x
    x = 7,216,802,210,587.10/3,076,420.31
  6. Step 6: Final answer
    x = 2,345,844.03

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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.