Home / 1,051,572.64-1,577,113.20-341,418.40

Finding the Fourth Proportional to 1,051,572.64, 1,577,113.20 and 341,418.40

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Solution

The fourth proportional to 1,051,572.64, 1,577,113.20 and 341,418.40 is: 512,047.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,572.64 : 1,577,113.20 = 341,418.40 : x
  2. Step 2: Convert to fraction form
    1,051,572.64/1,577,113.20 = 341,418.40/x
  3. Step 3: Cross multiply
    1,051,572.64x = 1,577,113.20 × 341,418.40
  4. Step 4: Simplify right side
    1,051,572.64x = 538,455,465,362.88
  5. Step 5: Solve for x
    x = 538,455,465,362.88/1,051,572.64
  6. Step 6: Final answer
    x = 512,047.81

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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.