Home / 5,187,347.49-7,779,663.05-1,543,095.48

Finding the Fourth Proportional to 5,187,347.49, 7,779,663.05 and 1,543,095.48

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Solution

The fourth proportional to 5,187,347.49, 7,779,663.05 and 1,543,095.48 is: 2,314,239.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,187,347.49 : 7,779,663.05 = 1,543,095.48 : x
  2. Step 2: Convert to fraction form
    5,187,347.49/7,779,663.05 = 1,543,095.48/x
  3. Step 3: Cross multiply
    5,187,347.49x = 7,779,663.05 × 1,543,095.48
  4. Step 4: Simplify right side
    5,187,347.49x = 12,004,762,880,662.54
  5. Step 5: Solve for x
    x = 12,004,762,880,662.54/5,187,347.49
  6. Step 6: Final answer
    x = 2,314,239.20

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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.