Home / 1,022,101.21-1,410,403.30-602,931.67

Finding the Fourth Proportional to 1,022,101.21, 1,410,403.30 and 602,931.67

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Solution

The fourth proportional to 1,022,101.21, 1,410,403.30 and 602,931.67 is: 831,988.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,101.21 : 1,410,403.30 = 602,931.67 : x
  2. Step 2: Convert to fraction form
    1,022,101.21/1,410,403.30 = 602,931.67/x
  3. Step 3: Cross multiply
    1,022,101.21x = 1,410,403.30 × 602,931.67
  4. Step 4: Simplify right side
    1,022,101.21x = 850,376,812,009.17
  5. Step 5: Solve for x
    x = 850,376,812,009.17/1,022,101.21
  6. Step 6: Final answer
    x = 831,988.85

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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.