Home / 1,043,547.70-1,567,222.35-912,910.90

Finding the Fourth Proportional to 1,043,547.70, 1,567,222.35 and 912,910.90

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Solution

The fourth proportional to 1,043,547.70, 1,567,222.35 and 912,910.90 is: 1,371,029.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,547.70 : 1,567,222.35 = 912,910.90 : x
  2. Step 2: Convert to fraction form
    1,043,547.70/1,567,222.35 = 912,910.90/x
  3. Step 3: Cross multiply
    1,043,547.70x = 1,567,222.35 × 912,910.90
  4. Step 4: Simplify right side
    1,043,547.70x = 1,430,734,366,038.62
  5. Step 5: Solve for x
    x = 1,430,734,366,038.62/1,043,547.70
  6. Step 6: Final answer
    x = 1,371,029.20

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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.