Home / 1,009,858.77-1,513,479.29-410,123.23

Finding the Fourth Proportional to 1,009,858.77, 1,513,479.29 and 410,123.23

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Solution

The fourth proportional to 1,009,858.77, 1,513,479.29 and 410,123.23 is: 614,653.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,858.77 : 1,513,479.29 = 410,123.23 : x
  2. Step 2: Convert to fraction form
    1,009,858.77/1,513,479.29 = 410,123.23/x
  3. Step 3: Cross multiply
    1,009,858.77x = 1,513,479.29 × 410,123.23
  4. Step 4: Simplify right side
    1,009,858.77x = 620,713,014,952.91
  5. Step 5: Solve for x
    x = 620,713,014,952.91/1,009,858.77
  6. Step 6: Final answer
    x = 614,653.29

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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.