Home / 1,384,308.40-2,076,462.60-1,048,385.20

Finding the Fourth Proportional to 1,384,308.40, 2,076,462.60 and 1,048,385.20

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Solution

The fourth proportional to 1,384,308.40, 2,076,462.60 and 1,048,385.20 is: 1,572,577.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,308.40 : 2,076,462.60 = 1,048,385.20 : x
  2. Step 2: Convert to fraction form
    1,384,308.40/2,076,462.60 = 1,048,385.20/x
  3. Step 3: Cross multiply
    1,384,308.40x = 2,076,462.60 × 1,048,385.20
  4. Step 4: Simplify right side
    1,384,308.40x = 2,176,932,658,193.52
  5. Step 5: Solve for x
    x = 2,176,932,658,193.52/1,384,308.40
  6. Step 6: Final answer
    x = 1,572,577.80

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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.