Home / 1,060,053.57-1,590,605.76-420,343.59

Finding the Fourth Proportional to 1,060,053.57, 1,590,605.76 and 420,343.59

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Solution

The fourth proportional to 1,060,053.57, 1,590,605.76 and 420,343.59 is: 630,723.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,053.57 : 1,590,605.76 = 420,343.59 : x
  2. Step 2: Convert to fraction form
    1,060,053.57/1,590,605.76 = 420,343.59/x
  3. Step 3: Cross multiply
    1,060,053.57x = 1,590,605.76 × 420,343.59
  4. Step 4: Simplify right side
    1,060,053.57x = 668,600,935,433.08
  5. Step 5: Solve for x
    x = 668,600,935,433.08/1,060,053.57
  6. Step 6: Final answer
    x = 630,723.72

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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.