Home / 2,136,112.40-3,205,347.96-874,823.60

Finding the Fourth Proportional to 2,136,112.40, 3,205,347.96 and 874,823.60

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Solution

The fourth proportional to 2,136,112.40, 3,205,347.96 and 874,823.60 is: 1,312,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,112.40 : 3,205,347.96 = 874,823.60 : x
  2. Step 2: Convert to fraction form
    2,136,112.40/3,205,347.96 = 874,823.60/x
  3. Step 3: Cross multiply
    2,136,112.40x = 3,205,347.96 × 874,823.60
  4. Step 4: Simplify right side
    2,136,112.40x = 2,804,114,041,619.86
  5. Step 5: Solve for x
    x = 2,804,114,041,619.86/2,136,112.40
  6. Step 6: Final answer
    x = 1,312,718.40

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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.