Home / 4,692,005.10-7,038,007.65-2,889,042.30

Finding the Fourth Proportional to 4,692,005.10, 7,038,007.65 and 2,889,042.30

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Solution

The fourth proportional to 4,692,005.10, 7,038,007.65 and 2,889,042.30 is: 4,333,563.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,692,005.10 : 7,038,007.65 = 2,889,042.30 : x
  2. Step 2: Convert to fraction form
    4,692,005.10/7,038,007.65 = 2,889,042.30/x
  3. Step 3: Cross multiply
    4,692,005.10x = 7,038,007.65 × 2,889,042.30
  4. Step 4: Simplify right side
    4,692,005.10x = 20,333,101,808,573.59
  5. Step 5: Solve for x
    x = 20,333,101,808,573.59/4,692,005.10
  6. Step 6: Final answer
    x = 4,333,563.45

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Similar ratio
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1.5x scale

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.