Home / 3,113,886.60-4,670,829.90-870,024.60

Finding the Fourth Proportional to 3,113,886.60, 4,670,829.90 and 870,024.60

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Solution

The fourth proportional to 3,113,886.60, 4,670,829.90 and 870,024.60 is: 1,305,036.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,886.60 : 4,670,829.90 = 870,024.60 : x
  2. Step 2: Convert to fraction form
    3,113,886.60/4,670,829.90 = 870,024.60/x
  3. Step 3: Cross multiply
    3,113,886.60x = 4,670,829.90 × 870,024.60
  4. Step 4: Simplify right side
    3,113,886.60x = 4,063,736,915,415.54
  5. Step 5: Solve for x
    x = 4,063,736,915,415.54/3,113,886.60
  6. Step 6: Final answer
    x = 1,305,036.90

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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.