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Finding the Fourth Proportional to 4,700,978.04, 6,487,352.46 and 2,554,802.04

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Solution

The fourth proportional to 4,700,978.04, 6,487,352.46 and 2,554,802.04 is: 3,525,628.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700,978.04 : 6,487,352.46 = 2,554,802.04 : x
  2. Step 2: Convert to fraction form
    4,700,978.04/6,487,352.46 = 2,554,802.04/x
  3. Step 3: Cross multiply
    4,700,978.04x = 6,487,352.46 × 2,554,802.04
  4. Step 4: Simplify right side
    4,700,978.04x = 16,573,901,299,007.02
  5. Step 5: Solve for x
    x = 16,573,901,299,007.02/4,700,978.04
  6. Step 6: Final answer
    x = 3,525,628.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.