Home / 1,807,663.25-2,711,483.13-459,814.34

Finding the Fourth Proportional to 1,807,663.25, 2,711,483.13 and 459,814.34

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Solution

The fourth proportional to 1,807,663.25, 2,711,483.13 and 459,814.34 is: 689,718.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,663.25 : 2,711,483.13 = 459,814.34 : x
  2. Step 2: Convert to fraction form
    1,807,663.25/2,711,483.13 = 459,814.34/x
  3. Step 3: Cross multiply
    1,807,663.25x = 2,711,483.13 × 459,814.34
  4. Step 4: Simplify right side
    1,807,663.25x = 1,246,778,834,345.10
  5. Step 5: Solve for x
    x = 1,246,778,834,345.10/1,807,663.25
  6. Step 6: Final answer
    x = 689,718.53

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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.