Home / 1,054,378.45-1,581,567.68-1,013,044.15

Finding the Fourth Proportional to 1,054,378.45, 1,581,567.68 and 1,013,044.15

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Solution

The fourth proportional to 1,054,378.45, 1,581,567.68 and 1,013,044.15 is: 1,519,566.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,378.45 : 1,581,567.68 = 1,013,044.15 : x
  2. Step 2: Convert to fraction form
    1,054,378.45/1,581,567.68 = 1,013,044.15/x
  3. Step 3: Cross multiply
    1,054,378.45x = 1,581,567.68 × 1,013,044.15
  4. Step 4: Simplify right side
    1,054,378.45x = 1,602,197,886,053.07
  5. Step 5: Solve for x
    x = 1,602,197,886,053.07/1,054,378.45
  6. Step 6: Final answer
    x = 1,519,566.23

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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.