Home / 1,405,800.95-2,108,727.34-507,310.07

Finding the Fourth Proportional to 1,405,800.95, 2,108,727.34 and 507,310.07

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Solution

The fourth proportional to 1,405,800.95, 2,108,727.34 and 507,310.07 is: 760,974.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,800.95 : 2,108,727.34 = 507,310.07 : x
  2. Step 2: Convert to fraction form
    1,405,800.95/2,108,727.34 = 507,310.07/x
  3. Step 3: Cross multiply
    1,405,800.95x = 2,108,727.34 × 507,310.07
  4. Step 4: Simplify right side
    1,405,800.95x = 1,069,778,602,654.40
  5. Step 5: Solve for x
    x = 1,069,778,602,654.40/1,405,800.95
  6. Step 6: Final answer
    x = 760,974.45

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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.