Home / 4,715,411.86-7,075,862.47-1,982,761.74

Finding the Fourth Proportional to 4,715,411.86, 7,075,862.47 and 1,982,761.74

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Solution

The fourth proportional to 4,715,411.86, 7,075,862.47 and 1,982,761.74 is: 2,975,296.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715,411.86 : 7,075,862.47 = 1,982,761.74 : x
  2. Step 2: Convert to fraction form
    4,715,411.86/7,075,862.47 = 1,982,761.74/x
  3. Step 3: Cross multiply
    4,715,411.86x = 7,075,862.47 × 1,982,761.74
  4. Step 4: Simplify right side
    4,715,411.86x = 14,029,749,347,638.59
  5. Step 5: Solve for x
    x = 14,029,749,347,638.59/4,715,411.86
  6. Step 6: Final answer
    x = 2,975,296.70

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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.