Home / 1,798,977.42-2,482,348.98-1,155,269.53

Finding the Fourth Proportional to 1,798,977.42, 2,482,348.98 and 1,155,269.53

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Solution

The fourth proportional to 1,798,977.42, 2,482,348.98 and 1,155,269.53 is: 1,594,117.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,977.42 : 2,482,348.98 = 1,155,269.53 : x
  2. Step 2: Convert to fraction form
    1,798,977.42/2,482,348.98 = 1,155,269.53/x
  3. Step 3: Cross multiply
    1,798,977.42x = 2,482,348.98 × 1,155,269.53
  4. Step 4: Simplify right side
    1,798,977.42x = 2,867,782,139,420.58
  5. Step 5: Solve for x
    x = 2,867,782,139,420.58/1,798,977.42
  6. Step 6: Final answer
    x = 1,594,117.92

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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.