Home / 1,438,030.77-1,984,523.98-793,492.47

Finding the Fourth Proportional to 1,438,030.77, 1,984,523.98 and 793,492.47

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Solution

The fourth proportional to 1,438,030.77, 1,984,523.98 and 793,492.47 is: 1,095,042.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,030.77 : 1,984,523.98 = 793,492.47 : x
  2. Step 2: Convert to fraction form
    1,438,030.77/1,984,523.98 = 793,492.47/x
  3. Step 3: Cross multiply
    1,438,030.77x = 1,984,523.98 × 793,492.47
  4. Step 4: Simplify right side
    1,438,030.77x = 1,574,704,834,168.50
  5. Step 5: Solve for x
    x = 1,574,704,834,168.50/1,438,030.77
  6. Step 6: Final answer
    x = 1,095,042.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.