Home / 1,804,393.10-2,490,062.40-988,627.68

Finding the Fourth Proportional to 1,804,393.10, 2,490,062.40 and 988,627.68

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Solution

The fourth proportional to 1,804,393.10, 2,490,062.40 and 988,627.68 is: 1,364,306.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,393.10 : 2,490,062.40 = 988,627.68 : x
  2. Step 2: Convert to fraction form
    1,804,393.10/2,490,062.40 = 988,627.68/x
  3. Step 3: Cross multiply
    1,804,393.10x = 2,490,062.40 × 988,627.68
  4. Step 4: Simplify right side
    1,804,393.10x = 2,461,744,613,567.23
  5. Step 5: Solve for x
    x = 2,461,744,613,567.23/1,804,393.10
  6. Step 6: Final answer
    x = 1,364,306.16

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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.