Home / 1,118,366.28-1,676,342.70-549,085.32

Finding the Fourth Proportional to 1,118,366.28, 1,676,342.70 and 549,085.32

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Solution

The fourth proportional to 1,118,366.28, 1,676,342.70 and 549,085.32 is: 823,035.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,366.28 : 1,676,342.70 = 549,085.32 : x
  2. Step 2: Convert to fraction form
    1,118,366.28/1,676,342.70 = 549,085.32/x
  3. Step 3: Cross multiply
    1,118,366.28x = 1,676,342.70 × 549,085.32
  4. Step 4: Simplify right side
    1,118,366.28x = 920,455,167,859.16
  5. Step 5: Solve for x
    x = 920,455,167,859.16/1,118,366.28
  6. Step 6: Final answer
    x = 823,035.52

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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.