Home / 1,060,055.44-1,590,608.59-420,345.47

Finding the Fourth Proportional to 1,060,055.44, 1,590,608.59 and 420,345.47

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Solution

The fourth proportional to 1,060,055.44, 1,590,608.59 and 420,345.47 is: 630,726.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,055.44 : 1,590,608.59 = 420,345.47 : x
  2. Step 2: Convert to fraction form
    1,060,055.44/1,590,608.59 = 420,345.47/x
  3. Step 3: Cross multiply
    1,060,055.44x = 1,590,608.59 × 420,345.47
  4. Step 4: Simplify right side
    1,060,055.44x = 668,605,118,275.25
  5. Step 5: Solve for x
    x = 668,605,118,275.25/1,060,055.44
  6. Step 6: Final answer
    x = 630,726.56

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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.