Home / 1,497,149.01-2,066,070.93-818,085.51

Finding the Fourth Proportional to 1,497,149.01, 2,066,070.93 and 818,085.51

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Solution

The fourth proportional to 1,497,149.01, 2,066,070.93 and 818,085.51 is: 1,128,960.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,149.01 : 2,066,070.93 = 818,085.51 : x
  2. Step 2: Convert to fraction form
    1,497,149.01/2,066,070.93 = 818,085.51/x
  3. Step 3: Cross multiply
    1,497,149.01x = 2,066,070.93 × 818,085.51
  4. Step 4: Simplify right side
    1,497,149.01x = 1,690,222,690,465.22
  5. Step 5: Solve for x
    x = 1,690,222,690,465.22/1,497,149.01
  6. Step 6: Final answer
    x = 1,128,960.90

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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.