Home / 1,686,340.44-2,529,543.60-620,834.04

Finding the Fourth Proportional to 1,686,340.44, 2,529,543.60 and 620,834.04

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Solution

The fourth proportional to 1,686,340.44, 2,529,543.60 and 620,834.04 is: 931,263.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,340.44 : 2,529,543.60 = 620,834.04 : x
  2. Step 2: Convert to fraction form
    1,686,340.44/2,529,543.60 = 620,834.04/x
  3. Step 3: Cross multiply
    1,686,340.44x = 2,529,543.60 × 620,834.04
  4. Step 4: Simplify right side
    1,686,340.44x = 1,570,426,772,544.14
  5. Step 5: Solve for x
    x = 1,570,426,772,544.14/1,686,340.44
  6. Step 6: Final answer
    x = 931,263.19

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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.