Home / 1,038,437.70-1,556,581.35-564,120.90

Finding the Fourth Proportional to 1,038,437.70, 1,556,581.35 and 564,120.90

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Solution

The fourth proportional to 1,038,437.70, 1,556,581.35 and 564,120.90 is: 845,597.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,437.70 : 1,556,581.35 = 564,120.90 : x
  2. Step 2: Convert to fraction form
    1,038,437.70/1,556,581.35 = 564,120.90/x
  3. Step 3: Cross multiply
    1,038,437.70x = 1,556,581.35 × 564,120.90
  4. Step 4: Simplify right side
    1,038,437.70x = 878,100,072,085.22
  5. Step 5: Solve for x
    x = 878,100,072,085.22/1,038,437.70
  6. Step 6: Final answer
    x = 845,597.26

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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.