Home / 1,698,627.76-2,547,941.60-619,221.24

Finding the Fourth Proportional to 1,698,627.76, 2,547,941.60 and 619,221.24

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Solution

The fourth proportional to 1,698,627.76, 2,547,941.60 and 619,221.24 is: 928,831.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,627.76 : 2,547,941.60 = 619,221.24 : x
  2. Step 2: Convert to fraction form
    1,698,627.76/2,547,941.60 = 619,221.24/x
  3. Step 3: Cross multiply
    1,698,627.76x = 2,547,941.60 × 619,221.24
  4. Step 4: Simplify right side
    1,698,627.76x = 1,577,739,556,999.58
  5. Step 5: Solve for x
    x = 1,577,739,556,999.58/1,698,627.76
  6. Step 6: Final answer
    x = 928,831.85

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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.