Home / 1,405,685.14-2,108,527.98-507,126.58

Finding the Fourth Proportional to 1,405,685.14, 2,108,527.98 and 507,126.58

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Solution

The fourth proportional to 1,405,685.14, 2,108,527.98 and 507,126.58 is: 760,689.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,685.14 : 2,108,527.98 = 507,126.58 : x
  2. Step 2: Convert to fraction form
    1,405,685.14/2,108,527.98 = 507,126.58/x
  3. Step 3: Cross multiply
    1,405,685.14x = 2,108,527.98 × 507,126.58
  4. Step 4: Simplify right side
    1,405,685.14x = 1,069,290,583,331.71
  5. Step 5: Solve for x
    x = 1,069,290,583,331.71/1,405,685.14
  6. Step 6: Final answer
    x = 760,689.97

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Double scale
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Similar ratio
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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.