Home / 1,513,589.54-2,087,056.65-1,237,089.34

Finding the Fourth Proportional to 1,513,589.54, 2,087,056.65 and 1,237,089.34

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Solution

The fourth proportional to 1,513,589.54, 2,087,056.65 and 1,237,089.34 is: 1,705,796.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,589.54 : 2,087,056.65 = 1,237,089.34 : x
  2. Step 2: Convert to fraction form
    1,513,589.54/2,087,056.65 = 1,237,089.34/x
  3. Step 3: Cross multiply
    1,513,589.54x = 2,087,056.65 × 1,237,089.34
  4. Step 4: Simplify right side
    1,513,589.54x = 2,581,875,533,691.11
  5. Step 5: Solve for x
    x = 2,581,875,533,691.11/1,513,589.54
  6. Step 6: Final answer
    x = 1,705,796.36

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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.