Home / 1,349,868.80-2,024,803.20-788,614.40

Finding the Fourth Proportional to 1,349,868.80, 2,024,803.20 and 788,614.40

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Solution

The fourth proportional to 1,349,868.80, 2,024,803.20 and 788,614.40 is: 1,182,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,868.80 : 2,024,803.20 = 788,614.40 : x
  2. Step 2: Convert to fraction form
    1,349,868.80/2,024,803.20 = 788,614.40/x
  3. Step 3: Cross multiply
    1,349,868.80x = 2,024,803.20 × 788,614.40
  4. Step 4: Simplify right side
    1,349,868.80x = 1,596,788,960,686.08
  5. Step 5: Solve for x
    x = 1,596,788,960,686.08/1,349,868.80
  6. Step 6: Final answer
    x = 1,182,921.60

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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.