Home / 1,565,032.69-2,159,826.02-876,664.32

Finding the Fourth Proportional to 1,565,032.69, 2,159,826.02 and 876,664.32

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Solution

The fourth proportional to 1,565,032.69, 2,159,826.02 and 876,664.32 is: 1,209,842.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,032.69 : 2,159,826.02 = 876,664.32 : x
  2. Step 2: Convert to fraction form
    1,565,032.69/2,159,826.02 = 876,664.32/x
  3. Step 3: Cross multiply
    1,565,032.69x = 2,159,826.02 × 876,664.32
  4. Step 4: Simplify right side
    1,565,032.69x = 1,893,442,409,141.61
  5. Step 5: Solve for x
    x = 1,893,442,409,141.61/1,565,032.69
  6. Step 6: Final answer
    x = 1,209,842.08

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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.