Home / 1,405,870.34-2,108,369.15-507,194.99

Finding the Fourth Proportional to 1,405,870.34, 2,108,369.15 and 507,194.99

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Solution

The fourth proportional to 1,405,870.34, 2,108,369.15 and 507,194.99 is: 760,635.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,870.34 : 2,108,369.15 = 507,194.99 : x
  2. Step 2: Convert to fraction form
    1,405,870.34/2,108,369.15 = 507,194.99/x
  3. Step 3: Cross multiply
    1,405,870.34x = 2,108,369.15 × 507,194.99
  4. Step 4: Simplify right side
    1,405,870.34x = 1,069,354,256,872.74
  5. Step 5: Solve for x
    x = 1,069,354,256,872.74/1,405,870.34
  6. Step 6: Final answer
    x = 760,635.05

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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.