Home / 1,051,985.10-1,577,200.05-579,204.30

Finding the Fourth Proportional to 1,051,985.10, 1,577,200.05 and 579,204.30

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Solution

The fourth proportional to 1,051,985.10, 1,577,200.05 and 579,204.30 is: 868,378.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,985.10 : 1,577,200.05 = 579,204.30 : x
  2. Step 2: Convert to fraction form
    1,051,985.10/1,577,200.05 = 579,204.30/x
  3. Step 3: Cross multiply
    1,051,985.10x = 1,577,200.05 × 579,204.30
  4. Step 4: Simplify right side
    1,051,985.10x = 913,521,050,920.22
  5. Step 5: Solve for x
    x = 913,521,050,920.22/1,051,985.10
  6. Step 6: Final answer
    x = 868,378.32

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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.