Home / 1,112,330.10-1,668,495.15-606,695.70

Finding the Fourth Proportional to 1,112,330.10, 1,668,495.15 and 606,695.70

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Solution

The fourth proportional to 1,112,330.10, 1,668,495.15 and 606,695.70 is: 910,043.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,330.10 : 1,668,495.15 = 606,695.70 : x
  2. Step 2: Convert to fraction form
    1,112,330.10/1,668,495.15 = 606,695.70/x
  3. Step 3: Cross multiply
    1,112,330.10x = 1,668,495.15 × 606,695.70
  4. Step 4: Simplify right side
    1,112,330.10x = 1,012,268,832,975.85
  5. Step 5: Solve for x
    x = 1,012,268,832,975.85/1,112,330.10
  6. Step 6: Final answer
    x = 910,043.55

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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.