Home / 1,848,368.80-2,772,553.20-518,672.80

Finding the Fourth Proportional to 1,848,368.80, 2,772,553.20 and 518,672.80

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Solution

The fourth proportional to 1,848,368.80, 2,772,553.20 and 518,672.80 is: 778,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848,368.80 : 2,772,553.20 = 518,672.80 : x
  2. Step 2: Convert to fraction form
    1,848,368.80/2,772,553.20 = 518,672.80/x
  3. Step 3: Cross multiply
    1,848,368.80x = 2,772,553.20 × 518,672.80
  4. Step 4: Simplify right side
    1,848,368.80x = 1,438,047,931,392.96
  5. Step 5: Solve for x
    x = 1,438,047,931,392.96/1,848,368.80
  6. Step 6: Final answer
    x = 778,009.20

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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.