Home / 1,054,384.70-1,581,577.05-1,013,050.40

Finding the Fourth Proportional to 1,054,384.70, 1,581,577.05 and 1,013,050.40

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Solution

The fourth proportional to 1,054,384.70, 1,581,577.05 and 1,013,050.40 is: 1,519,575.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,384.70 : 1,581,577.05 = 1,013,050.40 : x
  2. Step 2: Convert to fraction form
    1,054,384.70/1,581,577.05 = 1,013,050.40/x
  3. Step 3: Cross multiply
    1,054,384.70x = 1,581,577.05 × 1,013,050.40
  4. Step 4: Simplify right side
    1,054,384.70x = 1,602,217,263,133.32
  5. Step 5: Solve for x
    x = 1,602,217,263,133.32/1,054,384.70
  6. Step 6: Final answer
    x = 1,519,575.60

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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.