Home / 1,038,699.27-1,555,011.95-939,088.71

Finding the Fourth Proportional to 1,038,699.27, 1,555,011.95 and 939,088.71

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Solution

The fourth proportional to 1,038,699.27, 1,555,011.95 and 939,088.71 is: 1,405,887.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,699.27 : 1,555,011.95 = 939,088.71 : x
  2. Step 2: Convert to fraction form
    1,038,699.27/1,555,011.95 = 939,088.71/x
  3. Step 3: Cross multiply
    1,038,699.27x = 1,555,011.95 × 939,088.71
  4. Step 4: Simplify right side
    1,038,699.27x = 1,460,294,161,464.64
  5. Step 5: Solve for x
    x = 1,460,294,161,464.64/1,038,699.27
  6. Step 6: Final answer
    x = 1,405,887.35

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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.