Home / 1,971,737.34-2,720,989.35-1,066,317.18

Finding the Fourth Proportional to 1,971,737.34, 2,720,989.35 and 1,066,317.18

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Solution

The fourth proportional to 1,971,737.34, 2,720,989.35 and 1,066,317.18 is: 1,471,513.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,737.34 : 2,720,989.35 = 1,066,317.18 : x
  2. Step 2: Convert to fraction form
    1,971,737.34/2,720,989.35 = 1,066,317.18/x
  3. Step 3: Cross multiply
    1,971,737.34x = 2,720,989.35 × 1,066,317.18
  4. Step 4: Simplify right side
    1,971,737.34x = 2,901,437,690,502.03
  5. Step 5: Solve for x
    x = 2,901,437,690,502.03/1,971,737.34
  6. Step 6: Final answer
    x = 1,471,513.29

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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.