Home / 1,170,158.81-1,614,700.37-660,762.77

Finding the Fourth Proportional to 1,170,158.81, 1,614,700.37 and 660,762.77

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Solution

The fourth proportional to 1,170,158.81, 1,614,700.37 and 660,762.77 is: 911,785.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,158.81 : 1,614,700.37 = 660,762.77 : x
  2. Step 2: Convert to fraction form
    1,170,158.81/1,614,700.37 = 660,762.77/x
  3. Step 3: Cross multiply
    1,170,158.81x = 1,614,700.37 × 660,762.77
  4. Step 4: Simplify right side
    1,170,158.81x = 1,066,933,882,779.63
  5. Step 5: Solve for x
    x = 1,066,933,882,779.63/1,170,158.81
  6. Step 6: Final answer
    x = 911,785.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.