Home / 4,307,666.49-6,461,762.58-1,390,055.40

Finding the Fourth Proportional to 4,307,666.49, 6,461,762.58 and 1,390,055.40

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Solution

The fourth proportional to 4,307,666.49, 6,461,762.58 and 1,390,055.40 is: 2,085,167.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,307,666.49 : 6,461,762.58 = 1,390,055.40 : x
  2. Step 2: Convert to fraction form
    4,307,666.49/6,461,762.58 = 1,390,055.40/x
  3. Step 3: Cross multiply
    4,307,666.49x = 6,461,762.58 × 1,390,055.40
  4. Step 4: Simplify right side
    4,307,666.49x = 8,982,207,967,846.93
  5. Step 5: Solve for x
    x = 8,982,207,967,846.93/4,307,666.49
  6. Step 6: Final answer
    x = 2,085,167.92

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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.