Home / 1,005,077.10-1,507,615.65-579,924.30

Finding the Fourth Proportional to 1,005,077.10, 1,507,615.65 and 579,924.30

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Solution

The fourth proportional to 1,005,077.10, 1,507,615.65 and 579,924.30 is: 869,886.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,077.10 : 1,507,615.65 = 579,924.30 : x
  2. Step 2: Convert to fraction form
    1,005,077.10/1,507,615.65 = 579,924.30/x
  3. Step 3: Cross multiply
    1,005,077.10x = 1,507,615.65 × 579,924.30
  4. Step 4: Simplify right side
    1,005,077.10x = 874,302,950,495.30
  5. Step 5: Solve for x
    x = 874,302,950,495.30/1,005,077.10
  6. Step 6: Final answer
    x = 869,886.45

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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.