Home / 1,246,137.60-1,866,441.60-497,798.40

Finding the Fourth Proportional to 1,246,137.60, 1,866,441.60 and 497,798.40

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Solution

The fourth proportional to 1,246,137.60, 1,866,441.60 and 497,798.40 is: 745,593.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,137.60 : 1,866,441.60 = 497,798.40 : x
  2. Step 2: Convert to fraction form
    1,246,137.60/1,866,441.60 = 497,798.40/x
  3. Step 3: Cross multiply
    1,246,137.60x = 1,866,441.60 × 497,798.40
  4. Step 4: Simplify right side
    1,246,137.60x = 929,111,642,173.44
  5. Step 5: Solve for x
    x = 929,111,642,173.44/1,246,137.60
  6. Step 6: Final answer
    x = 745,593.14

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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.