Home / 1,776,606.40-2,666,221.80-1,177,368.40

Finding the Fourth Proportional to 1,776,606.40, 2,666,221.80 and 1,177,368.40

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Solution

The fourth proportional to 1,776,606.40, 2,666,221.80 and 1,177,368.40 is: 1,766,922.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,606.40 : 2,666,221.80 = 1,177,368.40 : x
  2. Step 2: Convert to fraction form
    1,776,606.40/2,666,221.80 = 1,177,368.40/x
  3. Step 3: Cross multiply
    1,776,606.40x = 2,666,221.80 × 1,177,368.40
  4. Step 4: Simplify right side
    1,776,606.40x = 3,139,125,294,711.12
  5. Step 5: Solve for x
    x = 3,139,125,294,711.12/1,776,606.40
  6. Step 6: Final answer
    x = 1,766,922.20

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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.