Home / 1,602,569.91-2,211,462.48-877,278.78

Finding the Fourth Proportional to 1,602,569.91, 2,211,462.48 and 877,278.78

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Solution

The fourth proportional to 1,602,569.91, 2,211,462.48 and 877,278.78 is: 1,210,598.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,569.91 : 2,211,462.48 = 877,278.78 : x
  2. Step 2: Convert to fraction form
    1,602,569.91/2,211,462.48 = 877,278.78/x
  3. Step 3: Cross multiply
    1,602,569.91x = 2,211,462.48 × 877,278.78
  4. Step 4: Simplify right side
    1,602,569.91x = 1,940,069,106,470.17
  5. Step 5: Solve for x
    x = 1,940,069,106,470.17/1,602,569.91
  6. Step 6: Final answer
    x = 1,210,598.74

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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.