Home / 1,155,668.61-1,594,814-646,370.98

Finding the Fourth Proportional to 1,155,668.61, 1,594,814 and 646,370.98

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Solution

The fourth proportional to 1,155,668.61, 1,594,814 and 646,370.98 is: 891,987.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,668.61 : 1,594,814 = 646,370.98 : x
  2. Step 2: Convert to fraction form
    1,155,668.61/1,594,814 = 646,370.98/x
  3. Step 3: Cross multiply
    1,155,668.61x = 1,594,814 × 646,370.98
  4. Step 4: Simplify right side
    1,155,668.61x = 1,030,841,488,097.72
  5. Step 5: Solve for x
    x = 1,030,841,488,097.72/1,155,668.61
  6. Step 6: Final answer
    x = 891,987.10

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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.