Home / 3,148,196.16-4,343,968.32-1,771,348.80

Finding the Fourth Proportional to 3,148,196.16, 4,343,968.32 and 1,771,348.80

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Solution

The fourth proportional to 3,148,196.16, 4,343,968.32 and 1,771,348.80 is: 2,444,156.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148,196.16 : 4,343,968.32 = 1,771,348.80 : x
  2. Step 2: Convert to fraction form
    3,148,196.16/4,343,968.32 = 1,771,348.80/x
  3. Step 3: Cross multiply
    3,148,196.16x = 4,343,968.32 × 1,771,348.80
  4. Step 4: Simplify right side
    3,148,196.16x = 7,694,683,070,870.02
  5. Step 5: Solve for x
    x = 7,694,683,070,870.02/3,148,196.16
  6. Step 6: Final answer
    x = 2,444,156.17

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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.