Home / 1,068,938.81-1,475,136.20-585,512.05

Finding the Fourth Proportional to 1,068,938.81, 1,475,136.20 and 585,512.05

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Solution

The fourth proportional to 1,068,938.81, 1,475,136.20 and 585,512.05 is: 808,006.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,938.81 : 1,475,136.20 = 585,512.05 : x
  2. Step 2: Convert to fraction form
    1,068,938.81/1,475,136.20 = 585,512.05/x
  3. Step 3: Cross multiply
    1,068,938.81x = 1,475,136.20 × 585,512.05
  4. Step 4: Simplify right side
    1,068,938.81x = 863,710,010,187.97
  5. Step 5: Solve for x
    x = 863,710,010,187.97/1,068,938.81
  6. Step 6: Final answer
    x = 808,006.97

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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.