Home / 1,478,478-2,040,182.28-833,692.08

Finding the Fourth Proportional to 1,478,478, 2,040,182.28 and 833,692.08

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Solution

The fourth proportional to 1,478,478, 2,040,182.28 and 833,692.08 is: 1,150,428.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,478 : 2,040,182.28 = 833,692.08 : x
  2. Step 2: Convert to fraction form
    1,478,478/2,040,182.28 = 833,692.08/x
  3. Step 3: Cross multiply
    1,478,478x = 2,040,182.28 × 833,692.08
  4. Step 4: Simplify right side
    1,478,478x = 1,700,883,808,592.34
  5. Step 5: Solve for x
    x = 1,700,883,808,592.34/1,478,478
  6. Step 6: Final answer
    x = 1,150,428.89

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1.5x scale

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.