Home / 1,137,071.40-1,703,360.70-576,508.20

Finding the Fourth Proportional to 1,137,071.40, 1,703,360.70 and 576,508.20

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Solution

The fourth proportional to 1,137,071.40, 1,703,360.70 and 576,508.20 is: 863,623.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,071.40 : 1,703,360.70 = 576,508.20 : x
  2. Step 2: Convert to fraction form
    1,137,071.40/1,703,360.70 = 576,508.20/x
  3. Step 3: Cross multiply
    1,137,071.40x = 1,703,360.70 × 576,508.20
  4. Step 4: Simplify right side
    1,137,071.40x = 982,001,411,107.74
  5. Step 5: Solve for x
    x = 982,001,411,107.74/1,137,071.40
  6. Step 6: Final answer
    x = 863,623.35

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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.