Home / 1,165,495.86-1,748,493.90-660,298.86

Finding the Fourth Proportional to 1,165,495.86, 1,748,493.90 and 660,298.86

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Solution

The fourth proportional to 1,165,495.86, 1,748,493.90 and 660,298.86 is: 990,589.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,495.86 : 1,748,493.90 = 660,298.86 : x
  2. Step 2: Convert to fraction form
    1,165,495.86/1,748,493.90 = 660,298.86/x
  3. Step 3: Cross multiply
    1,165,495.86x = 1,748,493.90 × 660,298.86
  4. Step 4: Simplify right side
    1,165,495.86x = 1,154,528,528,886.95
  5. Step 5: Solve for x
    x = 1,154,528,528,886.95/1,165,495.86
  6. Step 6: Final answer
    x = 990,589.99

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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.