Home / 1,312,548.95-1,968,934.59-365,920.58

Finding the Fourth Proportional to 1,312,548.95, 1,968,934.59 and 365,920.58

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Solution

The fourth proportional to 1,312,548.95, 1,968,934.59 and 365,920.58 is: 548,911.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,548.95 : 1,968,934.59 = 365,920.58 : x
  2. Step 2: Convert to fraction form
    1,312,548.95/1,968,934.59 = 365,920.58/x
  3. Step 3: Cross multiply
    1,312,548.95x = 1,968,934.59 × 365,920.58
  4. Step 4: Simplify right side
    1,312,548.95x = 720,473,677,310.19
  5. Step 5: Solve for x
    x = 720,473,677,310.19/1,312,548.95
  6. Step 6: Final answer
    x = 548,911.86

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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.