Home / 1,808,240.60-2,710,632.90-670,698.20

Finding the Fourth Proportional to 1,808,240.60, 2,710,632.90 and 670,698.20

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Solution

The fourth proportional to 1,808,240.60, 2,710,632.90 and 670,698.20 is: 1,005,406.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,240.60 : 2,710,632.90 = 670,698.20 : x
  2. Step 2: Convert to fraction form
    1,808,240.60/2,710,632.90 = 670,698.20/x
  3. Step 3: Cross multiply
    1,808,240.60x = 2,710,632.90 × 670,698.20
  4. Step 4: Simplify right side
    1,808,240.60x = 1,818,016,606,890.78
  5. Step 5: Solve for x
    x = 1,818,016,606,890.78/1,808,240.60
  6. Step 6: Final answer
    x = 1,005,406.36

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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.