Home / 5,219,267.81-7,830,027.91-1,575,695.39

Finding the Fourth Proportional to 5,219,267.81, 7,830,027.91 and 1,575,695.39

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Solution

The fourth proportional to 5,219,267.81, 7,830,027.91 and 1,575,695.39 is: 2,363,883.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,219,267.81 : 7,830,027.91 = 1,575,695.39 : x
  2. Step 2: Convert to fraction form
    5,219,267.81/7,830,027.91 = 1,575,695.39/x
  3. Step 3: Cross multiply
    5,219,267.81x = 7,830,027.91 × 1,575,695.39
  4. Step 4: Simplify right side
    5,219,267.81x = 12,337,738,896,994.17
  5. Step 5: Solve for x
    x = 12,337,738,896,994.17/5,219,267.81
  6. Step 6: Final answer
    x = 2,363,883.08

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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.