Home / 1,537,619.63-2,121,902.42-839,901.02

Finding the Fourth Proportional to 1,537,619.63, 2,121,902.42 and 839,901.02

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Solution

The fourth proportional to 1,537,619.63, 2,121,902.42 and 839,901.02 is: 1,159,056.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537,619.63 : 2,121,902.42 = 839,901.02 : x
  2. Step 2: Convert to fraction form
    1,537,619.63/2,121,902.42 = 839,901.02/x
  3. Step 3: Cross multiply
    1,537,619.63x = 2,121,902.42 × 839,901.02
  4. Step 4: Simplify right side
    1,537,619.63x = 1,782,188,006,898.47
  5. Step 5: Solve for x
    x = 1,782,188,006,898.47/1,537,619.63
  6. Step 6: Final answer
    x = 1,159,056.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.