Home / 1,259,263.65-1,888,710.93-619,395.65

Finding the Fourth Proportional to 1,259,263.65, 1,888,710.93 and 619,395.65

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Solution

The fourth proportional to 1,259,263.65, 1,888,710.93 and 619,395.65 is: 929,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,263.65 : 1,888,710.93 = 619,395.65 : x
  2. Step 2: Convert to fraction form
    1,259,263.65/1,888,710.93 = 619,395.65/x
  3. Step 3: Cross multiply
    1,259,263.65x = 1,888,710.93 × 619,395.65
  4. Step 4: Simplify right side
    1,259,263.65x = 1,169,859,334,149.45
  5. Step 5: Solve for x
    x = 1,169,859,334,149.45/1,259,263.65
  6. Step 6: Final answer
    x = 929,002.70

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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.