Home / 1,460,118.12-2,014,941.78-815,547.48

Finding the Fourth Proportional to 1,460,118.12, 2,014,941.78 and 815,547.48

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Solution

The fourth proportional to 1,460,118.12, 2,014,941.78 and 815,547.48 is: 1,125,443.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,118.12 : 2,014,941.78 = 815,547.48 : x
  2. Step 2: Convert to fraction form
    1,460,118.12/2,014,941.78 = 815,547.48/x
  3. Step 3: Cross multiply
    1,460,118.12x = 2,014,941.78 × 815,547.48
  4. Step 4: Simplify right side
    1,460,118.12x = 1,643,280,691,025.71
  5. Step 5: Solve for x
    x = 1,643,280,691,025.71/1,460,118.12
  6. Step 6: Final answer
    x = 1,125,443.67

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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.