Home / 2,408,729.16-3,323,806.74-1,390,461.96

Finding the Fourth Proportional to 2,408,729.16, 3,323,806.74 and 1,390,461.96

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Solution

The fourth proportional to 2,408,729.16, 3,323,806.74 and 1,390,461.96 is: 1,918,699.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,408,729.16 : 3,323,806.74 = 1,390,461.96 : x
  2. Step 2: Convert to fraction form
    2,408,729.16/3,323,806.74 = 1,390,461.96/x
  3. Step 3: Cross multiply
    2,408,729.16x = 3,323,806.74 × 1,390,461.96
  4. Step 4: Simplify right side
    2,408,729.16x = 4,621,626,834,361.61
  5. Step 5: Solve for x
    x = 4,621,626,834,361.61/2,408,729.16
  6. Step 6: Final answer
    x = 1,918,699.25

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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.