Home / 1,376,360.11-2,064,560.91-477,830.38

Finding the Fourth Proportional to 1,376,360.11, 2,064,560.91 and 477,830.38

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Solution

The fourth proportional to 1,376,360.11, 2,064,560.91 and 477,830.38 is: 716,752.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,360.11 : 2,064,560.91 = 477,830.38 : x
  2. Step 2: Convert to fraction form
    1,376,360.11/2,064,560.91 = 477,830.38/x
  3. Step 3: Cross multiply
    1,376,360.11x = 2,064,560.91 × 477,830.38
  4. Step 4: Simplify right side
    1,376,360.11x = 986,509,924,158.45
  5. Step 5: Solve for x
    x = 986,509,924,158.45/1,376,360.11
  6. Step 6: Final answer
    x = 716,752.77

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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.