Home / 1,060,047.56-1,590,596.77-420,337.58

Finding the Fourth Proportional to 1,060,047.56, 1,590,596.77 and 420,337.58

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Solution

The fourth proportional to 1,060,047.56, 1,590,596.77 and 420,337.58 is: 630,714.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,047.56 : 1,590,596.77 = 420,337.58 : x
  2. Step 2: Convert to fraction form
    1,060,047.56/1,590,596.77 = 420,337.58/x
  3. Step 3: Cross multiply
    1,060,047.56x = 1,590,596.77 × 420,337.58
  4. Step 4: Simplify right side
    1,060,047.56x = 668,587,601,903.22
  5. Step 5: Solve for x
    x = 668,587,601,903.22/1,060,047.56
  6. Step 6: Final answer
    x = 630,714.72

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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.