Home / 1,089,979.74-1,634,492.98-549,903.74

Finding the Fourth Proportional to 1,089,979.74, 1,634,492.98 and 549,903.74

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Solution

The fourth proportional to 1,089,979.74, 1,634,492.98 and 549,903.74 is: 824,615.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,979.74 : 1,634,492.98 = 549,903.74 : x
  2. Step 2: Convert to fraction form
    1,089,979.74/1,634,492.98 = 549,903.74/x
  3. Step 3: Cross multiply
    1,089,979.74x = 1,634,492.98 × 549,903.74
  4. Step 4: Simplify right side
    1,089,979.74x = 898,813,802,705.75
  5. Step 5: Solve for x
    x = 898,813,802,705.75/1,089,979.74
  6. Step 6: Final answer
    x = 824,615.15

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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.