Home / 1,091,489.76-1,506,301.08-608,054.64

Finding the Fourth Proportional to 1,091,489.76, 1,506,301.08 and 608,054.64

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Solution

The fourth proportional to 1,091,489.76, 1,506,301.08 and 608,054.64 is: 839,140.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,489.76 : 1,506,301.08 = 608,054.64 : x
  2. Step 2: Convert to fraction form
    1,091,489.76/1,506,301.08 = 608,054.64/x
  3. Step 3: Cross multiply
    1,091,489.76x = 1,506,301.08 × 608,054.64
  4. Step 4: Simplify right side
    1,091,489.76x = 915,913,360,931.01
  5. Step 5: Solve for x
    x = 915,913,360,931.01/1,091,489.76
  6. Step 6: Final answer
    x = 839,140.59

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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.