Home / 1,980,513.75-2,733,141.93-1,075,095.75

Finding the Fourth Proportional to 1,980,513.75, 2,733,141.93 and 1,075,095.75

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Solution

The fourth proportional to 1,980,513.75, 2,733,141.93 and 1,075,095.75 is: 1,483,650.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,513.75 : 2,733,141.93 = 1,075,095.75 : x
  2. Step 2: Convert to fraction form
    1,980,513.75/2,733,141.93 = 1,075,095.75/x
  3. Step 3: Cross multiply
    1,980,513.75x = 2,733,141.93 × 1,075,095.75
  4. Step 4: Simplify right side
    1,980,513.75x = 2,938,389,273,089.80
  5. Step 5: Solve for x
    x = 2,938,389,273,089.80/1,980,513.75
  6. Step 6: Final answer
    x = 1,483,650.02

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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.