Home / 1,574,300.20-2,364,074.70-864,837.40

Finding the Fourth Proportional to 1,574,300.20, 2,364,074.70 and 864,837.40

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Solution

The fourth proportional to 1,574,300.20, 2,364,074.70 and 864,837.40 is: 1,298,697.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,300.20 : 2,364,074.70 = 864,837.40 : x
  2. Step 2: Convert to fraction form
    1,574,300.20/2,364,074.70 = 864,837.40/x
  3. Step 3: Cross multiply
    1,574,300.20x = 2,364,074.70 × 864,837.40
  4. Step 4: Simplify right side
    1,574,300.20x = 2,044,540,216,953.78
  5. Step 5: Solve for x
    x = 2,044,540,216,953.78/1,574,300.20
  6. Step 6: Final answer
    x = 1,298,697.81

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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.