Home / 2,615,271.40-3,922,907.10-932,429.80

Finding the Fourth Proportional to 2,615,271.40, 3,922,907.10 and 932,429.80

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Solution

The fourth proportional to 2,615,271.40, 3,922,907.10 and 932,429.80 is: 1,398,644.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,615,271.40 : 3,922,907.10 = 932,429.80 : x
  2. Step 2: Convert to fraction form
    2,615,271.40/3,922,907.10 = 932,429.80/x
  3. Step 3: Cross multiply
    2,615,271.40x = 3,922,907.10 × 932,429.80
  4. Step 4: Simplify right side
    2,615,271.40x = 3,657,835,482,671.58
  5. Step 5: Solve for x
    x = 3,657,835,482,671.58/2,615,271.40
  6. Step 6: Final answer
    x = 1,398,644.70

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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.