Home / 1,049,065.20-1,573,595.40-449,637.68

Finding the Fourth Proportional to 1,049,065.20, 1,573,595.40 and 449,637.68

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Solution

The fourth proportional to 1,049,065.20, 1,573,595.40 and 449,637.68 is: 674,455.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,065.20 : 1,573,595.40 = 449,637.68 : x
  2. Step 2: Convert to fraction form
    1,049,065.20/1,573,595.40 = 449,637.68/x
  3. Step 3: Cross multiply
    1,049,065.20x = 1,573,595.40 × 449,637.68
  4. Step 4: Simplify right side
    1,049,065.20x = 707,547,784,914.67
  5. Step 5: Solve for x
    x = 707,547,784,914.67/1,049,065.20
  6. Step 6: Final answer
    x = 674,455.49

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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.