Home / 4,673,485.80-7,004,979.90-1,977,352.20

Finding the Fourth Proportional to 4,673,485.80, 7,004,979.90 and 1,977,352.20

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Solution

The fourth proportional to 4,673,485.80, 7,004,979.90 and 1,977,352.20 is: 2,963,807.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,673,485.80 : 7,004,979.90 = 1,977,352.20 : x
  2. Step 2: Convert to fraction form
    4,673,485.80/7,004,979.90 = 1,977,352.20/x
  3. Step 3: Cross multiply
    4,673,485.80x = 7,004,979.90 × 1,977,352.20
  4. Step 4: Simplify right side
    4,673,485.80x = 13,851,312,416,220.78
  5. Step 5: Solve for x
    x = 13,851,312,416,220.78/4,673,485.80
  6. Step 6: Final answer
    x = 2,963,807.53

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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.