Home / 1,064,692.69-1,596,251.71-643,875.01

Finding the Fourth Proportional to 1,064,692.69, 1,596,251.71 and 643,875.01

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Solution

The fourth proportional to 1,064,692.69, 1,596,251.71 and 643,875.01 is: 965,336.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,692.69 : 1,596,251.71 = 643,875.01 : x
  2. Step 2: Convert to fraction form
    1,064,692.69/1,596,251.71 = 643,875.01/x
  3. Step 3: Cross multiply
    1,064,692.69x = 1,596,251.71 × 643,875.01
  4. Step 4: Simplify right side
    1,064,692.69x = 1,027,786,582,552.98
  5. Step 5: Solve for x
    x = 1,027,786,582,552.98/1,064,692.69
  6. Step 6: Final answer
    x = 965,336.38

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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.