Home / 1,036,623.85-1,430,657.10-577,780.31

Finding the Fourth Proportional to 1,036,623.85, 1,430,657.10 and 577,780.31

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Solution

The fourth proportional to 1,036,623.85, 1,430,657.10 and 577,780.31 is: 797,401.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,623.85 : 1,430,657.10 = 577,780.31 : x
  2. Step 2: Convert to fraction form
    1,036,623.85/1,430,657.10 = 577,780.31/x
  3. Step 3: Cross multiply
    1,036,623.85x = 1,430,657.10 × 577,780.31
  4. Step 4: Simplify right side
    1,036,623.85x = 826,605,506,318.34
  5. Step 5: Solve for x
    x = 826,605,506,318.34/1,036,623.85
  6. Step 6: Final answer
    x = 797,401.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.