Home / 1,586,041.60-2,183,205.98-1,368,939.16

Finding the Fourth Proportional to 1,586,041.60, 2,183,205.98 and 1,368,939.16

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Solution

The fourth proportional to 1,586,041.60, 2,183,205.98 and 1,368,939.16 is: 1,884,361.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,041.60 : 2,183,205.98 = 1,368,939.16 : x
  2. Step 2: Convert to fraction form
    1,586,041.60/2,183,205.98 = 1,368,939.16/x
  3. Step 3: Cross multiply
    1,586,041.60x = 2,183,205.98 × 1,368,939.16
  4. Step 4: Simplify right side
    1,586,041.60x = 2,988,676,160,368.18
  5. Step 5: Solve for x
    x = 2,988,676,160,368.18/1,586,041.60
  6. Step 6: Final answer
    x = 1,884,361.77

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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.