Home / 1,051,569.90-1,577,354.85-578,072.30

Finding the Fourth Proportional to 1,051,569.90, 1,577,354.85 and 578,072.30

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Solution

The fourth proportional to 1,051,569.90, 1,577,354.85 and 578,072.30 is: 867,108.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,569.90 : 1,577,354.85 = 578,072.30 : x
  2. Step 2: Convert to fraction form
    1,051,569.90/1,577,354.85 = 578,072.30/x
  3. Step 3: Cross multiply
    1,051,569.90x = 1,577,354.85 × 578,072.30
  4. Step 4: Simplify right side
    1,051,569.90x = 911,825,146,055.66
  5. Step 5: Solve for x
    x = 911,825,146,055.66/1,051,569.90
  6. Step 6: Final answer
    x = 867,108.45

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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.