Home / 1,573,424.81-2,171,263.15-885,110.30

Finding the Fourth Proportional to 1,573,424.81, 2,171,263.15 and 885,110.30

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Solution

The fourth proportional to 1,573,424.81, 2,171,263.15 and 885,110.30 is: 1,221,416.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573,424.81 : 2,171,263.15 = 885,110.30 : x
  2. Step 2: Convert to fraction form
    1,573,424.81/2,171,263.15 = 885,110.30/x
  3. Step 3: Cross multiply
    1,573,424.81x = 2,171,263.15 × 885,110.30
  4. Step 4: Simplify right side
    1,573,424.81x = 1,921,807,378,075.45
  5. Step 5: Solve for x
    x = 1,921,807,378,075.45/1,573,424.81
  6. Step 6: Final answer
    x = 1,221,416.72

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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.