Home / 1,108,804.40-1,663,206.60-577,363.40

Finding the Fourth Proportional to 1,108,804.40, 1,663,206.60 and 577,363.40

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Solution

The fourth proportional to 1,108,804.40, 1,663,206.60 and 577,363.40 is: 866,045.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,804.40 : 1,663,206.60 = 577,363.40 : x
  2. Step 2: Convert to fraction form
    1,108,804.40/1,663,206.60 = 577,363.40/x
  3. Step 3: Cross multiply
    1,108,804.40x = 1,663,206.60 × 577,363.40
  4. Step 4: Simplify right side
    1,108,804.40x = 960,274,617,478.44
  5. Step 5: Solve for x
    x = 960,274,617,478.44/1,108,804.40
  6. Step 6: Final answer
    x = 866,045.10

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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.