Home / 1,564,818-2,159,501.92-876,519.36

Finding the Fourth Proportional to 1,564,818, 2,159,501.92 and 876,519.36

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Solution

The fourth proportional to 1,564,818, 2,159,501.92 and 876,519.36 is: 1,209,626.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,818 : 2,159,501.92 = 876,519.36 : x
  2. Step 2: Convert to fraction form
    1,564,818/2,159,501.92 = 876,519.36/x
  3. Step 3: Cross multiply
    1,564,818x = 2,159,501.92 × 876,519.36
  4. Step 4: Simplify right side
    1,564,818x = 1,892,845,240,837.17
  5. Step 5: Solve for x
    x = 1,892,845,240,837.17/1,564,818
  6. Step 6: Final answer
    x = 1,209,626.45

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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.