Home / 1,130,424.04-1,559,980.74-646,987.24

Finding the Fourth Proportional to 1,130,424.04, 1,559,980.74 and 646,987.24

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Solution

The fourth proportional to 1,130,424.04, 1,559,980.74 and 646,987.24 is: 892,839.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,424.04 : 1,559,980.74 = 646,987.24 : x
  2. Step 2: Convert to fraction form
    1,130,424.04/1,559,980.74 = 646,987.24/x
  3. Step 3: Cross multiply
    1,130,424.04x = 1,559,980.74 × 646,987.24
  4. Step 4: Simplify right side
    1,130,424.04x = 1,009,287,633,425.76
  5. Step 5: Solve for x
    x = 1,009,287,633,425.76/1,130,424.04
  6. Step 6: Final answer
    x = 892,839.85

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.