Home / 1,312,880.77-1,811,807.50-732,098.23

Finding the Fourth Proportional to 1,312,880.77, 1,811,807.50 and 732,098.23

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Solution

The fourth proportional to 1,312,880.77, 1,811,807.50 and 732,098.23 is: 1,010,313.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,880.77 : 1,811,807.50 = 732,098.23 : x
  2. Step 2: Convert to fraction form
    1,312,880.77/1,811,807.50 = 732,098.23/x
  3. Step 3: Cross multiply
    1,312,880.77x = 1,811,807.50 × 732,098.23
  4. Step 4: Simplify right side
    1,312,880.77x = 1,326,421,067,030.61
  5. Step 5: Solve for x
    x = 1,326,421,067,030.61/1,312,880.77
  6. Step 6: Final answer
    x = 1,010,313.42

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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.