Home / 1,094,547.70-1,641,821.55-921,337.30

Finding the Fourth Proportional to 1,094,547.70, 1,641,821.55 and 921,337.30

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Solution

The fourth proportional to 1,094,547.70, 1,641,821.55 and 921,337.30 is: 1,382,005.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,547.70 : 1,641,821.55 = 921,337.30 : x
  2. Step 2: Convert to fraction form
    1,094,547.70/1,641,821.55 = 921,337.30/x
  3. Step 3: Cross multiply
    1,094,547.70x = 1,641,821.55 × 921,337.30
  4. Step 4: Simplify right side
    1,094,547.70x = 1,512,671,433,958.82
  5. Step 5: Solve for x
    x = 1,512,671,433,958.82/1,094,547.70
  6. Step 6: Final answer
    x = 1,382,005.95

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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.