Home / 1,037,054.40-1,552,471.20-912,638.40

Finding the Fourth Proportional to 1,037,054.40, 1,552,471.20 and 912,638.40

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Solution

The fourth proportional to 1,037,054.40, 1,552,471.20 and 912,638.40 is: 1,366,220.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,054.40 : 1,552,471.20 = 912,638.40 : x
  2. Step 2: Convert to fraction form
    1,037,054.40/1,552,471.20 = 912,638.40/x
  3. Step 3: Cross multiply
    1,037,054.40x = 1,552,471.20 × 912,638.40
  4. Step 4: Simplify right side
    1,037,054.40x = 1,416,844,832,014.08
  5. Step 5: Solve for x
    x = 1,416,844,832,014.08/1,037,054.40
  6. Step 6: Final answer
    x = 1,366,220.36

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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.