Home / 4,200,123.40-6,301,106.70-1,359,752.20

Finding the Fourth Proportional to 4,200,123.40, 6,301,106.70 and 1,359,752.20

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Solution

The fourth proportional to 4,200,123.40, 6,301,106.70 and 1,359,752.20 is: 2,039,926.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200,123.40 : 6,301,106.70 = 1,359,752.20 : x
  2. Step 2: Convert to fraction form
    4,200,123.40/6,301,106.70 = 1,359,752.20/x
  3. Step 3: Cross multiply
    4,200,123.40x = 6,301,106.70 × 1,359,752.20
  4. Step 4: Simplify right side
    4,200,123.40x = 8,567,943,697,759.74
  5. Step 5: Solve for x
    x = 8,567,943,697,759.74/4,200,123.40
  6. Step 6: Final answer
    x = 2,039,926.66

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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.