Home / 936,701.85-1,403,921.29-456,209.52

Finding the Fourth Proportional to 936,701.85, 1,403,921.29 and 456,209.52

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Solution

The fourth proportional to 936,701.85, 1,403,921.29 and 456,209.52 is: 683,763.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,701.85 : 1,403,921.29 = 456,209.52 : x
  2. Step 2: Convert to fraction form
    936,701.85/1,403,921.29 = 456,209.52/x
  3. Step 3: Cross multiply
    936,701.85x = 1,403,921.29 × 456,209.52
  4. Step 4: Simplify right side
    936,701.85x = 640,482,256,688.16
  5. Step 5: Solve for x
    x = 640,482,256,688.16/936,701.85
  6. Step 6: Final answer
    x = 683,763.20

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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.