Home / 1,570,260.80-2,355,698.40-671,700.80

Finding the Fourth Proportional to 1,570,260.80, 2,355,698.40 and 671,700.80

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Solution

The fourth proportional to 1,570,260.80, 2,355,698.40 and 671,700.80 is: 1,007,682.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,260.80 : 2,355,698.40 = 671,700.80 : x
  2. Step 2: Convert to fraction form
    1,570,260.80/2,355,698.40 = 671,700.80/x
  3. Step 3: Cross multiply
    1,570,260.80x = 2,355,698.40 × 671,700.80
  4. Step 4: Simplify right side
    1,570,260.80x = 1,582,324,499,838.72
  5. Step 5: Solve for x
    x = 1,582,324,499,838.72/1,570,260.80
  6. Step 6: Final answer
    x = 1,007,682.61

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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.