Home / 4,437,657.64-6,656,721.56-1,405,343.86

Finding the Fourth Proportional to 4,437,657.64, 6,656,721.56 and 1,405,343.86

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Solution

The fourth proportional to 4,437,657.64, 6,656,721.56 and 1,405,343.86 is: 2,108,090.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,437,657.64 : 6,656,721.56 = 1,405,343.86 : x
  2. Step 2: Convert to fraction form
    4,437,657.64/6,656,721.56 = 1,405,343.86/x
  3. Step 3: Cross multiply
    4,437,657.64x = 6,656,721.56 × 1,405,343.86
  4. Step 4: Simplify right side
    4,437,657.64x = 9,354,982,772,075.62
  5. Step 5: Solve for x
    x = 9,354,982,772,075.62/4,437,657.64
  6. Step 6: Final answer
    x = 2,108,090.24

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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.