Home / 2,989,313.12-4,484,681.40-967,557.35

Finding the Fourth Proportional to 2,989,313.12, 4,484,681.40 and 967,557.35

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Solution

The fourth proportional to 2,989,313.12, 4,484,681.40 and 967,557.35 is: 1,451,566.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,313.12 : 4,484,681.40 = 967,557.35 : x
  2. Step 2: Convert to fraction form
    2,989,313.12/4,484,681.40 = 967,557.35/x
  3. Step 3: Cross multiply
    2,989,313.12x = 4,484,681.40 × 967,557.35
  4. Step 4: Simplify right side
    2,989,313.12x = 4,339,186,450,978.29
  5. Step 5: Solve for x
    x = 4,339,186,450,978.29/2,989,313.12
  6. Step 6: Final answer
    x = 1,451,566.39

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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.