Home / 1,155,058.81-1,732,707.05-436,006.15

Finding the Fourth Proportional to 1,155,058.81, 1,732,707.05 and 436,006.15

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Solution

The fourth proportional to 1,155,058.81, 1,732,707.05 and 436,006.15 is: 654,054.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,058.81 : 1,732,707.05 = 436,006.15 : x
  2. Step 2: Convert to fraction form
    1,155,058.81/1,732,707.05 = 436,006.15/x
  3. Step 3: Cross multiply
    1,155,058.81x = 1,732,707.05 × 436,006.15
  4. Step 4: Simplify right side
    1,155,058.81x = 755,470,929,948.36
  5. Step 5: Solve for x
    x = 755,470,929,948.36/1,155,058.81
  6. Step 6: Final answer
    x = 654,054.08

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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.