Home / 1,899,139.16-2,849,161.93-619,749

Finding the Fourth Proportional to 1,899,139.16, 2,849,161.93 and 619,749

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Solution

The fourth proportional to 1,899,139.16, 2,849,161.93 and 619,749 is: 929,771.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,139.16 : 2,849,161.93 = 619,749 : x
  2. Step 2: Convert to fraction form
    1,899,139.16/2,849,161.93 = 619,749/x
  3. Step 3: Cross multiply
    1,899,139.16x = 2,849,161.93 × 619,749
  4. Step 4: Simplify right side
    1,899,139.16x = 1,765,765,255,406.20
  5. Step 5: Solve for x
    x = 1,765,765,255,406.20/1,899,139.16
  6. Step 6: Final answer
    x = 929,771.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.