Home / 2,435,903.40-3,653,855.10-638,783.40

Finding the Fourth Proportional to 2,435,903.40, 3,653,855.10 and 638,783.40

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Solution

The fourth proportional to 2,435,903.40, 3,653,855.10 and 638,783.40 is: 958,175.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,435,903.40 : 3,653,855.10 = 638,783.40 : x
  2. Step 2: Convert to fraction form
    2,435,903.40/3,653,855.10 = 638,783.40/x
  3. Step 3: Cross multiply
    2,435,903.40x = 3,653,855.10 × 638,783.40
  4. Step 4: Simplify right side
    2,435,903.40x = 2,334,021,983,885.34
  5. Step 5: Solve for x
    x = 2,334,021,983,885.34/2,435,903.40
  6. Step 6: Final answer
    x = 958,175.10

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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.