Home / 1,603,344.79-2,212,000.21-915,054.89

Finding the Fourth Proportional to 1,603,344.79, 2,212,000.21 and 915,054.89

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Solution

The fourth proportional to 1,603,344.79, 2,212,000.21 and 915,054.89 is: 1,262,424.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,344.79 : 2,212,000.21 = 915,054.89 : x
  2. Step 2: Convert to fraction form
    1,603,344.79/2,212,000.21 = 915,054.89/x
  3. Step 3: Cross multiply
    1,603,344.79x = 2,212,000.21 × 915,054.89
  4. Step 4: Simplify right side
    1,603,344.79x = 2,024,101,598,925.34
  5. Step 5: Solve for x
    x = 2,024,101,598,925.34/1,603,344.79
  6. Step 6: Final answer
    x = 1,262,424.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.