Home / 3,280,574.40-4,920,861.60-1,036,712.40

Finding the Fourth Proportional to 3,280,574.40, 4,920,861.60 and 1,036,712.40

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Solution

The fourth proportional to 3,280,574.40, 4,920,861.60 and 1,036,712.40 is: 1,555,068.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,574.40 : 4,920,861.60 = 1,036,712.40 : x
  2. Step 2: Convert to fraction form
    3,280,574.40/4,920,861.60 = 1,036,712.40/x
  3. Step 3: Cross multiply
    3,280,574.40x = 4,920,861.60 × 1,036,712.40
  4. Step 4: Simplify right side
    3,280,574.40x = 5,101,518,239,403.84
  5. Step 5: Solve for x
    x = 5,101,518,239,403.84/3,280,574.40
  6. Step 6: Final answer
    x = 1,555,068.60

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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.