Home / 2,896,648.46-4,345,378.80-874,663.07

Finding the Fourth Proportional to 2,896,648.46, 4,345,378.80 and 874,663.07

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Solution

The fourth proportional to 2,896,648.46, 4,345,378.80 and 874,663.07 is: 1,312,117.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896,648.46 : 4,345,378.80 = 874,663.07 : x
  2. Step 2: Convert to fraction form
    2,896,648.46/4,345,378.80 = 874,663.07/x
  3. Step 3: Cross multiply
    2,896,648.46x = 4,345,378.80 × 874,663.07
  4. Step 4: Simplify right side
    2,896,648.46x = 3,800,742,357,147.60
  5. Step 5: Solve for x
    x = 3,800,742,357,147.60/2,896,648.46
  6. Step 6: Final answer
    x = 1,312,117.23

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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.