Home / 2,126,669.29-2,934,686.98-1,208,771.03

Finding the Fourth Proportional to 2,126,669.29, 2,934,686.98 and 1,208,771.03

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Solution

The fourth proportional to 2,126,669.29, 2,934,686.98 and 1,208,771.03 is: 1,668,037.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,669.29 : 2,934,686.98 = 1,208,771.03 : x
  2. Step 2: Convert to fraction form
    2,126,669.29/2,934,686.98 = 1,208,771.03/x
  3. Step 3: Cross multiply
    2,126,669.29x = 2,934,686.98 × 1,208,771.03
  4. Step 4: Simplify right side
    2,126,669.29x = 3,547,364,603,542.19
  5. Step 5: Solve for x
    x = 3,547,364,603,542.19/2,126,669.29
  6. Step 6: Final answer
    x = 1,668,037.72

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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.