Home / 1,788,430.94-2,688,066.29-1,183,283.25

Finding the Fourth Proportional to 1,788,430.94, 2,688,066.29 and 1,183,283.25

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Solution

The fourth proportional to 1,788,430.94, 2,688,066.29 and 1,183,283.25 is: 1,778,510.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,430.94 : 2,688,066.29 = 1,183,283.25 : x
  2. Step 2: Convert to fraction form
    1,788,430.94/2,688,066.29 = 1,183,283.25/x
  3. Step 3: Cross multiply
    1,788,430.94x = 2,688,066.29 × 1,183,283.25
  4. Step 4: Simplify right side
    1,788,430.94x = 3,180,743,818,804.85
  5. Step 5: Solve for x
    x = 3,180,743,818,804.85/1,788,430.94
  6. Step 6: Final answer
    x = 1,778,510.85

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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.