Home / 1,102,703.40-1,654,055.10-916,079.40

Finding the Fourth Proportional to 1,102,703.40, 1,654,055.10 and 916,079.40

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Solution

The fourth proportional to 1,102,703.40, 1,654,055.10 and 916,079.40 is: 1,374,119.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,703.40 : 1,654,055.10 = 916,079.40 : x
  2. Step 2: Convert to fraction form
    1,102,703.40/1,654,055.10 = 916,079.40/x
  3. Step 3: Cross multiply
    1,102,703.40x = 1,654,055.10 × 916,079.40
  4. Step 4: Simplify right side
    1,102,703.40x = 1,515,245,803,574.94
  5. Step 5: Solve for x
    x = 1,515,245,803,574.94/1,102,703.40
  6. Step 6: Final answer
    x = 1,374,119.10

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Double scale
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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.