Home / 1,393,386.08-2,090,798.40-594,453.20

Finding the Fourth Proportional to 1,393,386.08, 2,090,798.40 and 594,453.20

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Solution

The fourth proportional to 1,393,386.08, 2,090,798.40 and 594,453.20 is: 891,986.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,386.08 : 2,090,798.40 = 594,453.20 : x
  2. Step 2: Convert to fraction form
    1,393,386.08/2,090,798.40 = 594,453.20/x
  3. Step 3: Cross multiply
    1,393,386.08x = 2,090,798.40 × 594,453.20
  4. Step 4: Simplify right side
    1,393,386.08x = 1,242,881,799,434.88
  5. Step 5: Solve for x
    x = 1,242,881,799,434.88/1,393,386.08
  6. Step 6: Final answer
    x = 891,986.66

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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.