Home / 1,776,953.20-2,665,429.80-1,174,653.40

Finding the Fourth Proportional to 1,776,953.20, 2,665,429.80 and 1,174,653.40

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Solution

The fourth proportional to 1,776,953.20, 2,665,429.80 and 1,174,653.40 is: 1,761,980.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,953.20 : 2,665,429.80 = 1,174,653.40 : x
  2. Step 2: Convert to fraction form
    1,776,953.20/2,665,429.80 = 1,174,653.40/x
  3. Step 3: Cross multiply
    1,776,953.20x = 2,665,429.80 × 1,174,653.40
  4. Step 4: Simplify right side
    1,776,953.20x = 3,130,956,177,031.32
  5. Step 5: Solve for x
    x = 3,130,956,177,031.32/1,776,953.20
  6. Step 6: Final answer
    x = 1,761,980.10

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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.