Home / 1,027,701.10-1,541,551.65-1,009,986.40

Finding the Fourth Proportional to 1,027,701.10, 1,541,551.65 and 1,009,986.40

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Solution

The fourth proportional to 1,027,701.10, 1,541,551.65 and 1,009,986.40 is: 1,514,979.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,701.10 : 1,541,551.65 = 1,009,986.40 : x
  2. Step 2: Convert to fraction form
    1,027,701.10/1,541,551.65 = 1,009,986.40/x
  3. Step 3: Cross multiply
    1,027,701.10x = 1,541,551.65 × 1,009,986.40
  4. Step 4: Simplify right side
    1,027,701.10x = 1,556,946,201,397.56
  5. Step 5: Solve for x
    x = 1,556,946,201,397.56/1,027,701.10
  6. Step 6: Final answer
    x = 1,514,979.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.