Home / 1,578,088.36-2,368,817.34-679,973.32

Finding the Fourth Proportional to 1,578,088.36, 2,368,817.34 and 679,973.32

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Solution

The fourth proportional to 1,578,088.36, 2,368,817.34 and 679,973.32 is: 1,020,685.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578,088.36 : 2,368,817.34 = 679,973.32 : x
  2. Step 2: Convert to fraction form
    1,578,088.36/2,368,817.34 = 679,973.32/x
  3. Step 3: Cross multiply
    1,578,088.36x = 2,368,817.34 × 679,973.32
  4. Step 4: Simplify right side
    1,578,088.36x = 1,610,732,591,153.37
  5. Step 5: Solve for x
    x = 1,610,732,591,153.37/1,578,088.36
  6. Step 6: Final answer
    x = 1,020,685.93

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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.