Home / 1,507,808.78-2,258,465.34-707,891.66

Finding the Fourth Proportional to 1,507,808.78, 2,258,465.34 and 707,891.66

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Solution

The fourth proportional to 1,507,808.78, 2,258,465.34 and 707,891.66 is: 1,060,312.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,808.78 : 2,258,465.34 = 707,891.66 : x
  2. Step 2: Convert to fraction form
    1,507,808.78/2,258,465.34 = 707,891.66/x
  3. Step 3: Cross multiply
    1,507,808.78x = 2,258,465.34 × 707,891.66
  4. Step 4: Simplify right side
    1,507,808.78x = 1,598,748,775,045.61
  5. Step 5: Solve for x
    x = 1,598,748,775,045.61/1,507,808.78
  6. Step 6: Final answer
    x = 1,060,312.68

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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.