Home / 1,456,412.94-2,009,026.80-911,602.89

Finding the Fourth Proportional to 1,456,412.94, 2,009,026.80 and 911,602.89

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Solution

The fourth proportional to 1,456,412.94, 2,009,026.80 and 911,602.89 is: 1,257,496.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,412.94 : 2,009,026.80 = 911,602.89 : x
  2. Step 2: Convert to fraction form
    1,456,412.94/2,009,026.80 = 911,602.89/x
  3. Step 3: Cross multiply
    1,456,412.94x = 2,009,026.80 × 911,602.89
  4. Step 4: Simplify right side
    1,456,412.94x = 1,831,434,636,967.45
  5. Step 5: Solve for x
    x = 1,831,434,636,967.45/1,456,412.94
  6. Step 6: Final answer
    x = 1,257,496.82

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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.