Home / 1,087,642.26-1,501,350.51-934,063.74

Finding the Fourth Proportional to 1,087,642.26, 1,501,350.51 and 934,063.74

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Solution

The fourth proportional to 1,087,642.26, 1,501,350.51 and 934,063.74 is: 1,289,355.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,642.26 : 1,501,350.51 = 934,063.74 : x
  2. Step 2: Convert to fraction form
    1,087,642.26/1,501,350.51 = 934,063.74/x
  3. Step 3: Cross multiply
    1,087,642.26x = 1,501,350.51 × 934,063.74
  4. Step 4: Simplify right side
    1,087,642.26x = 1,402,357,072,421.51
  5. Step 5: Solve for x
    x = 1,402,357,072,421.51/1,087,642.26
  6. Step 6: Final answer
    x = 1,289,355.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.