Home / 5,445,803.80-8,167,830.90-1,658,405.80

Finding the Fourth Proportional to 5,445,803.80, 8,167,830.90 and 1,658,405.80

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Solution

The fourth proportional to 5,445,803.80, 8,167,830.90 and 1,658,405.80 is: 2,487,342.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445,803.80 : 8,167,830.90 = 1,658,405.80 : x
  2. Step 2: Convert to fraction form
    5,445,803.80/8,167,830.90 = 1,658,405.80/x
  3. Step 3: Cross multiply
    5,445,803.80x = 8,167,830.90 × 1,658,405.80
  4. Step 4: Simplify right side
    5,445,803.80x = 13,545,578,137,979.22
  5. Step 5: Solve for x
    x = 13,545,578,137,979.22/5,445,803.80
  6. Step 6: Final answer
    x = 2,487,342.30

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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.