Home / 1,875,703.52-2,588,178.48-1,111,633.76

Finding the Fourth Proportional to 1,875,703.52, 2,588,178.48 and 1,111,633.76

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Solution

The fourth proportional to 1,875,703.52, 2,588,178.48 and 1,111,633.76 is: 1,533,881.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,703.52 : 2,588,178.48 = 1,111,633.76 : x
  2. Step 2: Convert to fraction form
    1,875,703.52/2,588,178.48 = 1,111,633.76/x
  3. Step 3: Cross multiply
    1,875,703.52x = 2,588,178.48 × 1,111,633.76
  4. Step 4: Simplify right side
    1,875,703.52x = 2,877,106,575,273.49
  5. Step 5: Solve for x
    x = 2,877,106,575,273.49/1,875,703.52
  6. Step 6: Final answer
    x = 1,533,881.31

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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.