Home / 1,424,666.03-1,966,042.30-771,298.94

Finding the Fourth Proportional to 1,424,666.03, 1,966,042.30 and 771,298.94

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Solution

The fourth proportional to 1,424,666.03, 1,966,042.30 and 771,298.94 is: 1,064,394.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,666.03 : 1,966,042.30 = 771,298.94 : x
  2. Step 2: Convert to fraction form
    1,424,666.03/1,966,042.30 = 771,298.94/x
  3. Step 3: Cross multiply
    1,424,666.03x = 1,966,042.30 × 771,298.94
  4. Step 4: Simplify right side
    1,424,666.03x = 1,516,406,341,985.16
  5. Step 5: Solve for x
    x = 1,516,406,341,985.16/1,424,666.03
  6. Step 6: Final answer
    x = 1,064,394.26

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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.