Home / 1,196,128.65-1,650,697.38-652,294.20

Finding the Fourth Proportional to 1,196,128.65, 1,650,697.38 and 652,294.20

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Solution

The fourth proportional to 1,196,128.65, 1,650,697.38 and 652,294.20 is: 900,187.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,128.65 : 1,650,697.38 = 652,294.20 : x
  2. Step 2: Convert to fraction form
    1,196,128.65/1,650,697.38 = 652,294.20/x
  3. Step 3: Cross multiply
    1,196,128.65x = 1,650,697.38 × 652,294.20
  4. Step 4: Simplify right side
    1,196,128.65x = 1,076,740,326,929.20
  5. Step 5: Solve for x
    x = 1,076,740,326,929.20/1,196,128.65
  6. Step 6: Final answer
    x = 900,187.72

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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.