Home / 2,860,488.71-3,947,506.18-1,683,347.76

Finding the Fourth Proportional to 2,860,488.71, 3,947,506.18 and 1,683,347.76

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Solution

The fourth proportional to 2,860,488.71, 3,947,506.18 and 1,683,347.76 is: 2,323,038.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860,488.71 : 3,947,506.18 = 1,683,347.76 : x
  2. Step 2: Convert to fraction form
    2,860,488.71/3,947,506.18 = 1,683,347.76/x
  3. Step 3: Cross multiply
    2,860,488.71x = 3,947,506.18 × 1,683,347.76
  4. Step 4: Simplify right side
    2,860,488.71x = 6,645,025,687,807.70
  5. Step 5: Solve for x
    x = 6,645,025,687,807.70/2,860,488.71
  6. Step 6: Final answer
    x = 2,323,038.60

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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.