Home / 1,139,106.48-1,708,904.88-340,452.96

Finding the Fourth Proportional to 1,139,106.48, 1,708,904.88 and 340,452.96

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Solution

The fourth proportional to 1,139,106.48, 1,708,904.88 and 340,452.96 is: 510,752.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,106.48 : 1,708,904.88 = 340,452.96 : x
  2. Step 2: Convert to fraction form
    1,139,106.48/1,708,904.88 = 340,452.96/x
  3. Step 3: Cross multiply
    1,139,106.48x = 1,708,904.88 × 340,452.96
  4. Step 4: Simplify right side
    1,139,106.48x = 581,801,724,754.45
  5. Step 5: Solve for x
    x = 581,801,724,754.45/1,139,106.48
  6. Step 6: Final answer
    x = 510,752.71

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1.5x scale

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.