Home / 4,946,812.80-7,415,899.20-1,916,246.40

Finding the Fourth Proportional to 4,946,812.80, 7,415,899.20 and 1,916,246.40

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Solution

The fourth proportional to 4,946,812.80, 7,415,899.20 and 1,916,246.40 is: 2,872,696.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,946,812.80 : 7,415,899.20 = 1,916,246.40 : x
  2. Step 2: Convert to fraction form
    4,946,812.80/7,415,899.20 = 1,916,246.40/x
  3. Step 3: Cross multiply
    4,946,812.80x = 7,415,899.20 × 1,916,246.40
  4. Step 4: Simplify right side
    4,946,812.80x = 14,210,690,144,762.88
  5. Step 5: Solve for x
    x = 14,210,690,144,762.88/4,946,812.80
  6. Step 6: Final answer
    x = 2,872,696.16

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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.