Home / 1,776,362.40-2,662,988.40-1,066,672.80

Finding the Fourth Proportional to 1,776,362.40, 2,662,988.40 and 1,066,672.80

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Solution

The fourth proportional to 1,776,362.40, 2,662,988.40 and 1,066,672.80 is: 1,599,075.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,362.40 : 2,662,988.40 = 1,066,672.80 : x
  2. Step 2: Convert to fraction form
    1,776,362.40/2,662,988.40 = 1,066,672.80/x
  3. Step 3: Cross multiply
    1,776,362.40x = 2,662,988.40 × 1,066,672.80
  4. Step 4: Simplify right side
    1,776,362.40x = 2,840,537,292,995.52
  5. Step 5: Solve for x
    x = 2,840,537,292,995.52/1,776,362.40
  6. Step 6: Final answer
    x = 1,599,075.33

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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.