Home / 1,536,476.02-2,120,338.65-857,412.34

Finding the Fourth Proportional to 1,536,476.02, 2,120,338.65 and 857,412.34

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Solution

The fourth proportional to 1,536,476.02, 2,120,338.65 and 857,412.34 is: 1,183,230.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,476.02 : 2,120,338.65 = 857,412.34 : x
  2. Step 2: Convert to fraction form
    1,536,476.02/2,120,338.65 = 857,412.34/x
  3. Step 3: Cross multiply
    1,536,476.02x = 2,120,338.65 × 857,412.34
  4. Step 4: Simplify right side
    1,536,476.02x = 1,818,004,523,488.94
  5. Step 5: Solve for x
    x = 1,818,004,523,488.94/1,536,476.02
  6. Step 6: Final answer
    x = 1,183,230.00

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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.