Home / 2,520,281.10-3,780,421.65-837,384.60

Finding the Fourth Proportional to 2,520,281.10, 3,780,421.65 and 837,384.60

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Solution

The fourth proportional to 2,520,281.10, 3,780,421.65 and 837,384.60 is: 1,256,076.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,281.10 : 3,780,421.65 = 837,384.60 : x
  2. Step 2: Convert to fraction form
    2,520,281.10/3,780,421.65 = 837,384.60/x
  3. Step 3: Cross multiply
    2,520,281.10x = 3,780,421.65 × 837,384.60
  4. Step 4: Simplify right side
    2,520,281.10x = 3,165,666,871,216.59
  5. Step 5: Solve for x
    x = 3,165,666,871,216.59/2,520,281.10
  6. Step 6: Final answer
    x = 1,256,076.90

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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.