Home / 1,618,253.46-2,233,114.08-929,440.80

Finding the Fourth Proportional to 1,618,253.46, 2,233,114.08 and 929,440.80

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Solution

The fourth proportional to 1,618,253.46, 2,233,114.08 and 929,440.80 is: 1,282,584.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,253.46 : 2,233,114.08 = 929,440.80 : x
  2. Step 2: Convert to fraction form
    1,618,253.46/2,233,114.08 = 929,440.80/x
  3. Step 3: Cross multiply
    1,618,253.46x = 2,233,114.08 × 929,440.80
  4. Step 4: Simplify right side
    1,618,253.46x = 2,075,547,337,006.46
  5. Step 5: Solve for x
    x = 2,075,547,337,006.46/1,618,253.46
  6. Step 6: Final answer
    x = 1,282,584.83

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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.