Home / 2,997,929.34-4,137,039.36-1,709,184.78

Finding the Fourth Proportional to 2,997,929.34, 4,137,039.36 and 1,709,184.78

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Solution

The fourth proportional to 2,997,929.34, 4,137,039.36 and 1,709,184.78 is: 2,358,616.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997,929.34 : 4,137,039.36 = 1,709,184.78 : x
  2. Step 2: Convert to fraction form
    2,997,929.34/4,137,039.36 = 1,709,184.78/x
  3. Step 3: Cross multiply
    2,997,929.34x = 4,137,039.36 × 1,709,184.78
  4. Step 4: Simplify right side
    2,997,929.34x = 7,070,964,708,372.94
  5. Step 5: Solve for x
    x = 7,070,964,708,372.94/2,997,929.34
  6. Step 6: Final answer
    x = 2,358,616.20

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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.