Home / 1,585,276.52-2,377,415.20-520,070.36

Finding the Fourth Proportional to 1,585,276.52, 2,377,415.20 and 520,070.36

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Solution

The fourth proportional to 1,585,276.52, 2,377,415.20 and 520,070.36 is: 779,941.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,276.52 : 2,377,415.20 = 520,070.36 : x
  2. Step 2: Convert to fraction form
    1,585,276.52/2,377,415.20 = 520,070.36/x
  3. Step 3: Cross multiply
    1,585,276.52x = 2,377,415.20 × 520,070.36
  4. Step 4: Simplify right side
    1,585,276.52x = 1,236,423,178,933.47
  5. Step 5: Solve for x
    x = 1,236,423,178,933.47/1,585,276.52
  6. Step 6: Final answer
    x = 779,941.65

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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.