Home / 1,971,456.90-2,957,292.98-623,518.89

Finding the Fourth Proportional to 1,971,456.90, 2,957,292.98 and 623,518.89

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Solution

The fourth proportional to 1,971,456.90, 2,957,292.98 and 623,518.89 is: 935,312.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,456.90 : 2,957,292.98 = 623,518.89 : x
  2. Step 2: Convert to fraction form
    1,971,456.90/2,957,292.98 = 623,518.89/x
  3. Step 3: Cross multiply
    1,971,456.90x = 2,957,292.98 × 623,518.89
  4. Step 4: Simplify right side
    1,971,456.90x = 1,843,928,036,294.39
  5. Step 5: Solve for x
    x = 1,843,928,036,294.39/1,971,456.90
  6. Step 6: Final answer
    x = 935,312.38

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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.