Home / 1,754,482.73-2,421,051.04-990,611.69

Finding the Fourth Proportional to 1,754,482.73, 2,421,051.04 and 990,611.69

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Solution

The fourth proportional to 1,754,482.73, 2,421,051.04 and 990,611.69 is: 1,366,967.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,482.73 : 2,421,051.04 = 990,611.69 : x
  2. Step 2: Convert to fraction form
    1,754,482.73/2,421,051.04 = 990,611.69/x
  3. Step 3: Cross multiply
    1,754,482.73x = 2,421,051.04 × 990,611.69
  4. Step 4: Simplify right side
    1,754,482.73x = 2,398,321,465,886.76
  5. Step 5: Solve for x
    x = 2,398,321,465,886.76/1,754,482.73
  6. Step 6: Final answer
    x = 1,366,967.84

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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.