Home / 1,003,911.20-1,506,419.32-435,296.67

Finding the Fourth Proportional to 1,003,911.20, 1,506,419.32 and 435,296.67

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Solution

The fourth proportional to 1,003,911.20, 1,506,419.32 and 435,296.67 is: 653,184.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,911.20 : 1,506,419.32 = 435,296.67 : x
  2. Step 2: Convert to fraction form
    1,003,911.20/1,506,419.32 = 435,296.67/x
  3. Step 3: Cross multiply
    1,003,911.20x = 1,506,419.32 × 435,296.67
  4. Step 4: Simplify right side
    1,003,911.20x = 655,739,307,698.53
  5. Step 5: Solve for x
    x = 655,739,307,698.53/1,003,911.20
  6. Step 6: Final answer
    x = 653,184.57

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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.