Home / 1,447,179.93-2,167,875.50-870,484.86

Finding the Fourth Proportional to 1,447,179.93, 2,167,875.50 and 870,484.86

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Solution

The fourth proportional to 1,447,179.93, 2,167,875.50 and 870,484.86 is: 1,303,986.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,179.93 : 2,167,875.50 = 870,484.86 : x
  2. Step 2: Convert to fraction form
    1,447,179.93/2,167,875.50 = 870,484.86/x
  3. Step 3: Cross multiply
    1,447,179.93x = 2,167,875.50 × 870,484.86
  4. Step 4: Simplify right side
    1,447,179.93x = 1,887,102,796,762.51
  5. Step 5: Solve for x
    x = 1,887,102,796,762.51/1,447,179.93
  6. Step 6: Final answer
    x = 1,303,986.30

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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.