Home / 1,310,692.16-1,966,512.16-457,890.24

Finding the Fourth Proportional to 1,310,692.16, 1,966,512.16 and 457,890.24

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Solution

The fourth proportional to 1,310,692.16, 1,966,512.16 and 457,890.24 is: 687,000.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,692.16 : 1,966,512.16 = 457,890.24 : x
  2. Step 2: Convert to fraction form
    1,310,692.16/1,966,512.16 = 457,890.24/x
  3. Step 3: Cross multiply
    1,310,692.16x = 1,966,512.16 × 457,890.24
  4. Step 4: Simplify right side
    1,310,692.16x = 900,446,724,905.32
  5. Step 5: Solve for x
    x = 900,446,724,905.32/1,310,692.16
  6. Step 6: Final answer
    x = 687,000.92

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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.