Home / 1,151,881.17-1,589,912.22-668,602.01

Finding the Fourth Proportional to 1,151,881.17, 1,589,912.22 and 668,602.01

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Solution

The fourth proportional to 1,151,881.17, 1,589,912.22 and 668,602.01 is: 922,854.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,881.17 : 1,589,912.22 = 668,602.01 : x
  2. Step 2: Convert to fraction form
    1,151,881.17/1,589,912.22 = 668,602.01/x
  3. Step 3: Cross multiply
    1,151,881.17x = 1,589,912.22 × 668,602.01
  4. Step 4: Simplify right side
    1,151,881.17x = 1,063,018,513,988.14
  5. Step 5: Solve for x
    x = 1,063,018,513,988.14/1,151,881.17
  6. Step 6: Final answer
    x = 922,854.32

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Why These Related Problems?

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