Home / 1,389,045.63-2,083,518.48-364,367.79

Finding the Fourth Proportional to 1,389,045.63, 2,083,518.48 and 364,367.79

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Solution

The fourth proportional to 1,389,045.63, 2,083,518.48 and 364,367.79 is: 546,538.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,389,045.63 : 2,083,518.48 = 364,367.79 : x
  2. Step 2: Convert to fraction form
    1,389,045.63/2,083,518.48 = 364,367.79/x
  3. Step 3: Cross multiply
    1,389,045.63x = 2,083,518.48 × 364,367.79
  4. Step 4: Simplify right side
    1,389,045.63x = 759,167,023,981.76
  5. Step 5: Solve for x
    x = 759,167,023,981.76/1,389,045.63
  6. Step 6: Final answer
    x = 546,538.58

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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.