Home / 889,547.25-1,226,657.64-760,911.54

Finding the Fourth Proportional to 889,547.25, 1,226,657.64 and 760,911.54

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Solution

The fourth proportional to 889,547.25, 1,226,657.64 and 760,911.54 is: 1,049,273.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,547.25 : 1,226,657.64 = 760,911.54 : x
  2. Step 2: Convert to fraction form
    889,547.25/1,226,657.64 = 760,911.54/x
  3. Step 3: Cross multiply
    889,547.25x = 1,226,657.64 × 760,911.54
  4. Step 4: Simplify right side
    889,547.25x = 933,377,953,905.17
  5. Step 5: Solve for x
    x = 933,377,953,905.17/889,547.25
  6. Step 6: Final answer
    x = 1,049,273.05

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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.