Home / 1,808,386.98-2,712,123.63-670,523.82

Finding the Fourth Proportional to 1,808,386.98, 2,712,123.63 and 670,523.82

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Solution

The fourth proportional to 1,808,386.98, 2,712,123.63 and 670,523.82 is: 1,005,616.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,386.98 : 2,712,123.63 = 670,523.82 : x
  2. Step 2: Convert to fraction form
    1,808,386.98/2,712,123.63 = 670,523.82/x
  3. Step 3: Cross multiply
    1,808,386.98x = 2,712,123.63 × 670,523.82
  4. Step 4: Simplify right side
    1,808,386.98x = 1,818,543,496,699.87
  5. Step 5: Solve for x
    x = 1,818,543,496,699.87/1,808,386.98
  6. Step 6: Final answer
    x = 1,005,616.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.