Home / 1,220,435.08-1,830,227.88-500,572.32

Finding the Fourth Proportional to 1,220,435.08, 1,830,227.88 and 500,572.32

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Solution

The fourth proportional to 1,220,435.08, 1,830,227.88 and 500,572.32 is: 750,684.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,435.08 : 1,830,227.88 = 500,572.32 : x
  2. Step 2: Convert to fraction form
    1,220,435.08/1,830,227.88 = 500,572.32/x
  3. Step 3: Cross multiply
    1,220,435.08x = 1,830,227.88 × 500,572.32
  4. Step 4: Simplify right side
    1,220,435.08x = 916,161,416,020.28
  5. Step 5: Solve for x
    x = 916,161,416,020.28/1,220,435.08
  6. Step 6: Final answer
    x = 750,684.27

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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.