Home / 1,117,511.60-1,676,267.40-804,916.40

Finding the Fourth Proportional to 1,117,511.60, 1,676,267.40 and 804,916.40

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Solution

The fourth proportional to 1,117,511.60, 1,676,267.40 and 804,916.40 is: 1,207,374.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,511.60 : 1,676,267.40 = 804,916.40 : x
  2. Step 2: Convert to fraction form
    1,117,511.60/1,676,267.40 = 804,916.40/x
  3. Step 3: Cross multiply
    1,117,511.60x = 1,676,267.40 × 804,916.40
  4. Step 4: Simplify right side
    1,117,511.60x = 1,349,255,121,045.36
  5. Step 5: Solve for x
    x = 1,349,255,121,045.36/1,117,511.60
  6. Step 6: Final answer
    x = 1,207,374.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.