Home / 1,146,861.12-1,582,722.36-637,572

Finding the Fourth Proportional to 1,146,861.12, 1,582,722.36 and 637,572

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Solution

The fourth proportional to 1,146,861.12, 1,582,722.36 and 637,572 is: 879,879.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,861.12 : 1,582,722.36 = 637,572 : x
  2. Step 2: Convert to fraction form
    1,146,861.12/1,582,722.36 = 637,572/x
  3. Step 3: Cross multiply
    1,146,861.12x = 1,582,722.36 × 637,572
  4. Step 4: Simplify right side
    1,146,861.12x = 1,009,099,460,509.92
  5. Step 5: Solve for x
    x = 1,009,099,460,509.92/1,146,861.12
  6. Step 6: Final answer
    x = 879,879.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.