Home / 1,068,939.81-1,475,137.58-585,513.05

Finding the Fourth Proportional to 1,068,939.81, 1,475,137.58 and 585,513.05

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Solution

The fourth proportional to 1,068,939.81, 1,475,137.58 and 585,513.05 is: 808,008.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,939.81 : 1,475,137.58 = 585,513.05 : x
  2. Step 2: Convert to fraction form
    1,068,939.81/1,475,137.58 = 585,513.05/x
  3. Step 3: Cross multiply
    1,068,939.81x = 1,475,137.58 × 585,513.05
  4. Step 4: Simplify right side
    1,068,939.81x = 863,712,303,635.42
  5. Step 5: Solve for x
    x = 863,712,303,635.42/1,068,939.81
  6. Step 6: Final answer
    x = 808,008.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.