Home / 4,737,643.40-7,106,466.32-1,326,432.56

Finding the Fourth Proportional to 4,737,643.40, 7,106,466.32 and 1,326,432.56

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Solution

The fourth proportional to 4,737,643.40, 7,106,466.32 and 1,326,432.56 is: 1,989,649.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,737,643.40 : 7,106,466.32 = 1,326,432.56 : x
  2. Step 2: Convert to fraction form
    4,737,643.40/7,106,466.32 = 1,326,432.56/x
  3. Step 3: Cross multiply
    4,737,643.40x = 7,106,466.32 × 1,326,432.56
  4. Step 4: Simplify right side
    4,737,643.40x = 9,426,248,313,391.38
  5. Step 5: Solve for x
    x = 9,426,248,313,391.38/4,737,643.40
  6. Step 6: Final answer
    x = 1,989,649.18

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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.