Home / 2,130,881.71-3,196,486.59-710,935.51

Finding the Fourth Proportional to 2,130,881.71, 3,196,486.59 and 710,935.51

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Solution

The fourth proportional to 2,130,881.71, 3,196,486.59 and 710,935.51 is: 1,066,457.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,881.71 : 3,196,486.59 = 710,935.51 : x
  2. Step 2: Convert to fraction form
    2,130,881.71/3,196,486.59 = 710,935.51/x
  3. Step 3: Cross multiply
    2,130,881.71x = 3,196,486.59 × 710,935.51
  4. Step 4: Simplify right side
    2,130,881.71x = 2,272,495,824,069.81
  5. Step 5: Solve for x
    x = 2,272,495,824,069.81/2,130,881.71
  6. Step 6: Final answer
    x = 1,066,457.99

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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.