Home / 1,490,600.84-2,236,411.54-637,320.92

Finding the Fourth Proportional to 1,490,600.84, 2,236,411.54 and 637,320.92

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Solution

The fourth proportional to 1,490,600.84, 2,236,411.54 and 637,320.92 is: 956,199.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,600.84 : 2,236,411.54 = 637,320.92 : x
  2. Step 2: Convert to fraction form
    1,490,600.84/2,236,411.54 = 637,320.92/x
  3. Step 3: Cross multiply
    1,490,600.84x = 2,236,411.54 × 637,320.92
  4. Step 4: Simplify right side
    1,490,600.84x = 1,425,311,860,171.42
  5. Step 5: Solve for x
    x = 1,425,311,860,171.42/1,490,600.84
  6. Step 6: Final answer
    x = 956,199.56

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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.