Home / 1,125,009.36-1,552,503.78-615,710.52

Finding the Fourth Proportional to 1,125,009.36, 1,552,503.78 and 615,710.52

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Solution

The fourth proportional to 1,125,009.36, 1,552,503.78 and 615,710.52 is: 849,675.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,009.36 : 1,552,503.78 = 615,710.52 : x
  2. Step 2: Convert to fraction form
    1,125,009.36/1,552,503.78 = 615,710.52/x
  3. Step 3: Cross multiply
    1,125,009.36x = 1,552,503.78 × 615,710.52
  4. Step 4: Simplify right side
    1,125,009.36x = 955,892,909,685.77
  5. Step 5: Solve for x
    x = 955,892,909,685.77/1,125,009.36
  6. Step 6: Final answer
    x = 849,675.52

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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.