Home / 1,016,487.72-1,402,783.38-563,769

Finding the Fourth Proportional to 1,016,487.72, 1,402,783.38 and 563,769

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Solution

The fourth proportional to 1,016,487.72, 1,402,783.38 and 563,769 is: 778,018.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,487.72 : 1,402,783.38 = 563,769 : x
  2. Step 2: Convert to fraction form
    1,016,487.72/1,402,783.38 = 563,769/x
  3. Step 3: Cross multiply
    1,016,487.72x = 1,402,783.38 × 563,769
  4. Step 4: Simplify right side
    1,016,487.72x = 790,845,783,359.22
  5. Step 5: Solve for x
    x = 790,845,783,359.22/1,016,487.72
  6. Step 6: Final answer
    x = 778,018.04

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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.