Home / 1,551,117.60-2,326,728.24-429,092.64

Finding the Fourth Proportional to 1,551,117.60, 2,326,728.24 and 429,092.64

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Solution

The fourth proportional to 1,551,117.60, 2,326,728.24 and 429,092.64 is: 643,653.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,117.60 : 2,326,728.24 = 429,092.64 : x
  2. Step 2: Convert to fraction form
    1,551,117.60/2,326,728.24 = 429,092.64/x
  3. Step 3: Cross multiply
    1,551,117.60x = 2,326,728.24 × 429,092.64
  4. Step 4: Simplify right side
    1,551,117.60x = 998,381,963,064.15
  5. Step 5: Solve for x
    x = 998,381,963,064.15/1,551,117.60
  6. Step 6: Final answer
    x = 643,653.30

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1.5x scale

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.