Home / 1,031,167.13-1,544,920.63-430,807.01

Finding the Fourth Proportional to 1,031,167.13, 1,544,920.63 and 430,807.01

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Solution

The fourth proportional to 1,031,167.13, 1,544,920.63 and 430,807.01 is: 645,445.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,167.13 : 1,544,920.63 = 430,807.01 : x
  2. Step 2: Convert to fraction form
    1,031,167.13/1,544,920.63 = 430,807.01/x
  3. Step 3: Cross multiply
    1,031,167.13x = 1,544,920.63 × 430,807.01
  4. Step 4: Simplify right side
    1,031,167.13x = 665,562,637,297.62
  5. Step 5: Solve for x
    x = 665,562,637,297.62/1,031,167.13
  6. Step 6: Final answer
    x = 645,445.94

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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.