Home / 1,143,737.92-1,578,547.52-634,604.32

Finding the Fourth Proportional to 1,143,737.92, 1,578,547.52 and 634,604.32

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Solution

The fourth proportional to 1,143,737.92, 1,578,547.52 and 634,604.32 is: 875,858.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,737.92 : 1,578,547.52 = 634,604.32 : x
  2. Step 2: Convert to fraction form
    1,143,737.92/1,578,547.52 = 634,604.32/x
  3. Step 3: Cross multiply
    1,143,737.92x = 1,578,547.52 × 634,604.32
  4. Step 4: Simplify right side
    1,143,737.92x = 1,001,753,075,517.29
  5. Step 5: Solve for x
    x = 1,001,753,075,517.29/1,143,737.92
  6. Step 6: Final answer
    x = 875,858.93

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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.