Home / 2,121,130.98-2,927,222.37-1,154,323.62

Finding the Fourth Proportional to 2,121,130.98, 2,927,222.37 and 1,154,323.62

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Solution

The fourth proportional to 2,121,130.98, 2,927,222.37 and 1,154,323.62 is: 1,593,000.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,130.98 : 2,927,222.37 = 1,154,323.62 : x
  2. Step 2: Convert to fraction form
    2,121,130.98/2,927,222.37 = 1,154,323.62/x
  3. Step 3: Cross multiply
    2,121,130.98x = 2,927,222.37 × 1,154,323.62
  4. Step 4: Simplify right side
    2,121,130.98x = 3,378,961,922,683.38
  5. Step 5: Solve for x
    x = 3,378,961,922,683.38/2,121,130.98
  6. Step 6: Final answer
    x = 1,593,000.13

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1.5x scale

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.