Home / 1,417,275.70-1,955,756.18-805,343.52

Finding the Fourth Proportional to 1,417,275.70, 1,955,756.18 and 805,343.52

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Solution

The fourth proportional to 1,417,275.70, 1,955,756.18 and 805,343.52 is: 1,111,326.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,275.70 : 1,955,756.18 = 805,343.52 : x
  2. Step 2: Convert to fraction form
    1,417,275.70/1,955,756.18 = 805,343.52/x
  3. Step 3: Cross multiply
    1,417,275.70x = 1,955,756.18 × 805,343.52
  4. Step 4: Simplify right side
    1,417,275.70x = 1,575,055,566,262.95
  5. Step 5: Solve for x
    x = 1,575,055,566,262.95/1,417,275.70
  6. Step 6: Final answer
    x = 1,111,326.16

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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.