Home / 4,669,657.40-7,006,235.70-1,831,806.20

Finding the Fourth Proportional to 4,669,657.40, 7,006,235.70 and 1,831,806.20

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Solution

The fourth proportional to 4,669,657.40, 7,006,235.70 and 1,831,806.20 is: 2,748,395.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669,657.40 : 7,006,235.70 = 1,831,806.20 : x
  2. Step 2: Convert to fraction form
    4,669,657.40/7,006,235.70 = 1,831,806.20/x
  3. Step 3: Cross multiply
    4,669,657.40x = 7,006,235.70 × 1,831,806.20
  4. Step 4: Simplify right side
    4,669,657.40x = 12,834,065,993,921.34
  5. Step 5: Solve for x
    x = 12,834,065,993,921.34/4,669,657.40
  6. Step 6: Final answer
    x = 2,748,395.63

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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.