Home / 1,510,138.56-2,265,205.52-1,035,384.64

Finding the Fourth Proportional to 1,510,138.56, 2,265,205.52 and 1,035,384.64

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Solution

The fourth proportional to 1,510,138.56, 2,265,205.52 and 1,035,384.64 is: 1,553,075.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,138.56 : 2,265,205.52 = 1,035,384.64 : x
  2. Step 2: Convert to fraction form
    1,510,138.56/2,265,205.52 = 1,035,384.64/x
  3. Step 3: Cross multiply
    1,510,138.56x = 2,265,205.52 × 1,035,384.64
  4. Step 4: Simplify right side
    1,510,138.56x = 2,345,359,001,851.21
  5. Step 5: Solve for x
    x = 2,345,359,001,851.21/1,510,138.56
  6. Step 6: Final answer
    x = 1,553,075.37

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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.