Home / 1,061,625.18-1,592,428.04-430,388.94

Finding the Fourth Proportional to 1,061,625.18, 1,592,428.04 and 430,388.94

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Solution

The fourth proportional to 1,061,625.18, 1,592,428.04 and 430,388.94 is: 645,579.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,625.18 : 1,592,428.04 = 430,388.94 : x
  2. Step 2: Convert to fraction form
    1,061,625.18/1,592,428.04 = 430,388.94/x
  3. Step 3: Cross multiply
    1,061,625.18x = 1,592,428.04 × 430,388.94
  4. Step 4: Simplify right side
    1,061,625.18x = 685,363,416,161.88
  5. Step 5: Solve for x
    x = 685,363,416,161.88/1,061,625.18
  6. Step 6: Final answer
    x = 645,579.47

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1.5x scale

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.