Home / 1,053,587.10-1,579,740.65-413,123.51

Finding the Fourth Proportional to 1,053,587.10, 1,579,740.65 and 413,123.51

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Solution

The fourth proportional to 1,053,587.10, 1,579,740.65 and 413,123.51 is: 619,434.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,587.10 : 1,579,740.65 = 413,123.51 : x
  2. Step 2: Convert to fraction form
    1,053,587.10/1,579,740.65 = 413,123.51/x
  3. Step 3: Cross multiply
    1,053,587.10x = 1,579,740.65 × 413,123.51
  4. Step 4: Simplify right side
    1,053,587.10x = 652,627,999,088.41
  5. Step 5: Solve for x
    x = 652,627,999,088.41/1,053,587.10
  6. Step 6: Final answer
    x = 619,434.31

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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.