Home / 1,230,798.60-1,846,716.30-670,235.40

Finding the Fourth Proportional to 1,230,798.60, 1,846,716.30 and 670,235.40

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Solution

The fourth proportional to 1,230,798.60, 1,846,716.30 and 670,235.40 is: 1,005,635.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,798.60 : 1,846,716.30 = 670,235.40 : x
  2. Step 2: Convert to fraction form
    1,230,798.60/1,846,716.30 = 670,235.40/x
  3. Step 3: Cross multiply
    1,230,798.60x = 1,846,716.30 × 670,235.40
  4. Step 4: Simplify right side
    1,230,798.60x = 1,237,734,638,017.02
  5. Step 5: Solve for x
    x = 1,237,734,638,017.02/1,230,798.60
  6. Step 6: Final answer
    x = 1,005,635.40

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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.