Home / 1,091,954.79-1,506,899.04-608,509.32

Finding the Fourth Proportional to 1,091,954.79, 1,506,899.04 and 608,509.32

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Solution

The fourth proportional to 1,091,954.79, 1,506,899.04 and 608,509.32 is: 839,743.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,954.79 : 1,506,899.04 = 608,509.32 : x
  2. Step 2: Convert to fraction form
    1,091,954.79/1,506,899.04 = 608,509.32/x
  3. Step 3: Cross multiply
    1,091,954.79x = 1,506,899.04 × 608,509.32
  4. Step 4: Simplify right side
    1,091,954.79x = 916,962,110,139.05
  5. Step 5: Solve for x
    x = 916,962,110,139.05/1,091,954.79
  6. Step 6: Final answer
    x = 839,743.66

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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.