Home / 1,510,317.20-2,265,475.80-1,452,256.40

Finding the Fourth Proportional to 1,510,317.20, 2,265,475.80 and 1,452,256.40

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Solution

The fourth proportional to 1,510,317.20, 2,265,475.80 and 1,452,256.40 is: 2,178,384.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,317.20 : 2,265,475.80 = 1,452,256.40 : x
  2. Step 2: Convert to fraction form
    1,510,317.20/2,265,475.80 = 1,452,256.40/x
  3. Step 3: Cross multiply
    1,510,317.20x = 2,265,475.80 × 1,452,256.40
  4. Step 4: Simplify right side
    1,510,317.20x = 3,290,051,729,595.12
  5. Step 5: Solve for x
    x = 3,290,051,729,595.12/1,510,317.20
  6. Step 6: Final answer
    x = 2,178,384.60

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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.