Home / 2,980,045.60-4,470,068.40-985,501.60

Finding the Fourth Proportional to 2,980,045.60, 4,470,068.40 and 985,501.60

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Solution

The fourth proportional to 2,980,045.60, 4,470,068.40 and 985,501.60 is: 1,478,252.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,045.60 : 4,470,068.40 = 985,501.60 : x
  2. Step 2: Convert to fraction form
    2,980,045.60/4,470,068.40 = 985,501.60/x
  3. Step 3: Cross multiply
    2,980,045.60x = 4,470,068.40 × 985,501.60
  4. Step 4: Simplify right side
    2,980,045.60x = 4,405,259,560,309.44
  5. Step 5: Solve for x
    x = 4,405,259,560,309.44/2,980,045.60
  6. Step 6: Final answer
    x = 1,478,252.40

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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.