Home / 1,384,205.10-2,076,307.65-637,709.10

Finding the Fourth Proportional to 1,384,205.10, 2,076,307.65 and 637,709.10

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Solution

The fourth proportional to 1,384,205.10, 2,076,307.65 and 637,709.10 is: 956,563.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,205.10 : 2,076,307.65 = 637,709.10 : x
  2. Step 2: Convert to fraction form
    1,384,205.10/2,076,307.65 = 637,709.10/x
  3. Step 3: Cross multiply
    1,384,205.10x = 2,076,307.65 × 637,709.10
  4. Step 4: Simplify right side
    1,384,205.10x = 1,324,080,282,804.62
  5. Step 5: Solve for x
    x = 1,324,080,282,804.62/1,384,205.10
  6. Step 6: Final answer
    x = 956,563.65

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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.