Home / 1,009,878.19-1,514,373.81-378,349.18

Finding the Fourth Proportional to 1,009,878.19, 1,514,373.81 and 378,349.18

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Solution

The fourth proportional to 1,009,878.19, 1,514,373.81 and 378,349.18 is: 567,357.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,878.19 : 1,514,373.81 = 378,349.18 : x
  2. Step 2: Convert to fraction form
    1,009,878.19/1,514,373.81 = 378,349.18/x
  3. Step 3: Cross multiply
    1,009,878.19x = 1,514,373.81 × 378,349.18
  4. Step 4: Simplify right side
    1,009,878.19x = 572,962,089,226.98
  5. Step 5: Solve for x
    x = 572,962,089,226.98/1,009,878.19
  6. Step 6: Final answer
    x = 567,357.62

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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.