Home / 1,118,949.60-1,678,246.20-370,995.60

Finding the Fourth Proportional to 1,118,949.60, 1,678,246.20 and 370,995.60

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Solution

The fourth proportional to 1,118,949.60, 1,678,246.20 and 370,995.60 is: 556,434.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,949.60 : 1,678,246.20 = 370,995.60 : x
  2. Step 2: Convert to fraction form
    1,118,949.60/1,678,246.20 = 370,995.60/x
  3. Step 3: Cross multiply
    1,118,949.60x = 1,678,246.20 × 370,995.60
  4. Step 4: Simplify right side
    1,118,949.60x = 622,621,955,916.72
  5. Step 5: Solve for x
    x = 622,621,955,916.72/1,118,949.60
  6. Step 6: Final answer
    x = 556,434.32

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1.5x scale

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.