Home / 2,435,868.40-3,653,802.60-638,748.40

Finding the Fourth Proportional to 2,435,868.40, 3,653,802.60 and 638,748.40

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Solution

The fourth proportional to 2,435,868.40, 3,653,802.60 and 638,748.40 is: 958,122.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,435,868.40 : 3,653,802.60 = 638,748.40 : x
  2. Step 2: Convert to fraction form
    2,435,868.40/3,653,802.60 = 638,748.40/x
  3. Step 3: Cross multiply
    2,435,868.40x = 3,653,802.60 × 638,748.40
  4. Step 4: Simplify right side
    2,435,868.40x = 2,333,860,564,665.84
  5. Step 5: Solve for x
    x = 2,333,860,564,665.84/2,435,868.40
  6. Step 6: Final answer
    x = 958,122.60

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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.